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Manual Toro 4530

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  • Toro 4530 - page 1

    (Models 04530 and 04540) Part No. 12190S L (Rev . A) Service Manual Greensmaster R T riFlex TM 3320/3420 Preface The pur pose of this public ation is to pr ovide t he service technic ian with inf orm ation f or t roubles hooting, test ing and repair of maj or syst ems and co mponents on the Gr eensmas ter TriFlex Hybrid 3320 and 3420. REFE R TO T H ...

  • Toro 4530 - page 2

    Gr eensmas ter 3320/ 3420 This page is intenti onally bl ank. ...

  • Toro 4530 - page 3

    Gr eensmas ter 3320/ 3420 T able Of Contents Chapter 1 - - Safety Gener al Safet y I nst ruc tions 1 - - 2 .................. Jackin g Instructions 1 - - 5 ......................... Safet y and I nst ruc tion Dec als 1 - - 6 ................ Cha pte r 2 - - Pr oduct Re c ords a nd Maint ena nc e Produc t Records 2 - - 1 ........................... ...

  • Toro 4530 - page 4

    Gr eensmas ter 3320/ 3420 This page is intenti onally bl ank. ...

  • Toro 4530 - page 5

    Gr eensmas ter 3320/ 3420 T able Of C ontents (Continued) Chap ter 9 - - Gro omer Specif icat ions 9 - - 2 .............................. Gener al Inf orm ation 9 - - 3 ........................ T roubleshoot ing 9 - - 4 ............................ Adjust ment s 9 - - 6 ............................... Serv ice and Repairs 9 - - 7 .................. ...

  • Toro 4530 - page 6

    Gr eensmas ter 3320/ 3420 This page is intenti onally bl ank. ...

  • Toro 4530 - page 7

    Greensmaster 33 20/3420 Page 1 - - 1 Safet y Chapter 1 Safety T able of Contents GENERAL SAFETY INSTRUCTIONS 2 ............ Before Oper ating 2 ............................ While Operating 3 ............................ Maintenance and Service 4 .................... JACKING INSTRUCTIONS 5 ..................... SAFETY AND INSTRUCTION DECALS 6 ...... ...

  • Toro 4530 - page 8

    Greensmaster 3320/34 20 Page 1 - - 2 Safe ty General Safety Instructions Greensmast er T riFlex Hybrid 3 320 and 3420 machines have been tested and cer tified by T ORO for compliance with existing safety standards and specifications. Al- though hazard co ntrol and acciden t prevention are par- tially dependent up on the design and configura tion of ...

  • Toro 4530 - page 9

    Greensmaster 33 20/3420 Page 1 - - 3 Safet y While Operating 1. Sit on the seat wh en starting an d operating the ma- chine. 2. Before starting th e engine: A. Sit on the operator seat. B. V erify that functional control lever is in neutral. C. V erify that parking b rake is applied. D. Proceed to sta rt engine. E. After engine is started, relea se ...

  • Toro 4530 - page 10

    Greensmaster 3320/34 20 Page 1 - - 4 Safe ty Maintenance and Service 1. The T raction Unit and Cutting Unit Operator’s Manu- als provide information regarding the operation, general maintenance and mainten ance intervals for y our Greensmaster machine. Refer to these publications for additional information wh en servicing the machine. 2. Before s ...

  • Toro 4530 - page 11

    Greensmaster 33 20/3420 Page 1 - - 5 Safet y Jacking Instructions CAUTION When changing attachme nts, tires or perform- ing other servic e, use cor rect jacks and sup- ports. Make sure machine is park ed on a solid, level surface such as a concr ete floor . Prior to raising machine, remove any attac hments that may interfere with the safe and prope ...

  • Toro 4530 - page 12

    Greensmaster 3320/34 20 Page 1 - - 6 Safe ty Safety and Instruction Decals Numerous safe ty and instruction decals a re affixed to the traction unit and the cutting units of Greensmaster T riFlex Hybrid 3320 and 3420 machines. If any decal be- comes illegible or damaged, install a new decal. Part numbers are listed in your Parts Catalog and Operato ...

  • Toro 4530 - page 13

    Greensmaster 33 20/3420 Page 2 - - 1 Product Records and Mainte nance Chapter 2 Product Records and Maintenance T able of Contents PRODUCT RECORDS 1 ......................... MAINTENANCE 1 .............................. EQUIV ALENTS AND CONVERSIONS 2 ........... Decimal and Millimeter Equivalents 2 ............ U.S. to Metric Conversions 2 ........ ...

  • Toro 4530 - page 14

    0.09375 Greensmaster 3320/34 20 Page 2 - - 2 Product Records and Maintenance Equivalents and Conversions ...

  • Toro 4530 - page 15

    Greensmaster 33 20/3420 Page 2 - - 3 Product Records and Mainte nance T orque Specifications Recommended fastener torque values are listed in the following tables. For critical applica tions, as determined by T oro, either the recommended torque or a torque that is unique to the application is clearly iden tified and spe- cified in this Service Man ...

  • Toro 4530 - page 16

    Greensmaster 3320/34 20 Page 2 - - 4 Product Records and Maintenance Standard T orque for Dry , Zinc Plate d and Steel Fasteners (Inch Series) Thread Size Grade 1, 5 & 8w i t hT h i n Height Nuts SAE Grade 1 Bolts, Screws, Studs & Sems with Regular Hei ght Nuts (SAE J995 G rade 2 or St ronger Nuts) SAE Grade 5 Bol ts, Scr ews, Studs & S ...

  • Toro 4530 - page 17

    Greensmaster 33 20/3420 Page 2 - - 5 Product Records and Mainte nance Standard T orque for Dry , Zinc Plated and Steel Fasteners (M etric Fasteners) Thre ad Si ze Class 8.8 Bolts, Screws and Studs with Regular Height Nuts (Class 8 or Stronger Nuts) Class 10.9 Bolts, Screws and Studs with Regular Height Nuts (Class 10 or Stronger Nuts) M5 X 0.8 57 + ...

  • Toro 4530 - page 18

    Greensmaster 3320/34 20 Page 2 - - 6 Product Records and Maintenance Other T orque Specifications SAE Grade 8 Steel Set Screws Thread Size Recomme nded T orque Square Head Hex Socket 1/4 - - 2 0 UNC 140 + 20 in - - lb 73 + 12 in - - lb 5/16 - - 18 UNC 215 + 35 in - - lb 145 + 20 in - - lb 3/8 - - 1 6 UNC 35 + 10 ft - - lb 18 + 3f t - - l b 1/2 - - ...

  • Toro 4530 - page 19

    Greens master 3320 Page 3 - - 1 Gasoline Engine Chapter 3 Gasoline Engine T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu al 3 .......................... FUEL EV APORA TIVE CONTROL SYSTEM 4 ...... ADJUSTMENTS 7 .............................. Choke Cable Adjustment ...

  • Toro 4530 - page 20

    Greensmaster 3320 Page 3 - - 2 Gasoline Engine Specifications Item Description Make / Designatio n Briggs and Stratton, 4 - -cycle, V - - T win Cylinde r , OHV , Air Cooled, Gasoline Engine - - Model 38 5447 Bore x Stroke 2.97” x 2.76” (75.5 mm x 70 mm) T ota l Displ acemen t 38.3 in 3 (627 cc) Governor Mechanical G over nor Carburetor Float Fe ...

  • Toro 4530 - page 21

    Greens master 3320 Page 3 - - 3 Gasoline Engine General Information Information about specificatio ns, maintenance, trouble- shooting, testing and repair of the gasoline engine used in the Greensmaster T riFlex Hybrid 3320 is included in this chapter and the Briggs & Stratton V anguard V - - T win OHV Repair Manual. Most engine repairs and adju ...

  • Toro 4530 - page 22

    Greensmaster 3320 Page 3 - - 4 Gasoline Engine Fuel Evaporative Control System Figure 1 FRESH AIR FIL TER CARBON CANNISTER FUEL TA N K ENGINE CHECK VA LV E CHECK VA LV E CHECK VA LV E FRESH AIR FIL TER CARBON CANNISTER FUEL TA N K ENGINE TO IN T A K E MANIFOLD TO INT AKE MANIFOLD TO AI R CLEANER SERIAL NUMBER BELOW 312000000 SERIAL NUMBER ABOVE 312 ...

  • Toro 4530 - page 23

    Greens master 3320 Page 3 - - 5 Gasoline Engine The function of the fuel evaporative control system is to collect and store eva porative emissions from the f uel tank and engine. The evaporate control system used on Greensm aster 33 20 machine s uses a carbon cannist er to collect these evaporative emissi ons. Fuel vapors from the fue l tank are ve ...

  • Toro 4530 - page 24

    Greensmaster 3320 Page 3 - - 6 Gasoline Engine This page is intentionally blank. ...

  • Toro 4530 - page 25

    Greens master 3320 Page 3 - - 7 Gasoline Engine Adjustments Choke Cable Adjustment 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch. W ait for all machine movement to stop. 2. Remove air cl eaner ...

  • Toro 4530 - page 26

    Greensmaster 3320 Page 3 - - 8 Gasoline Engine Service and Repairs Fuel Evaporative Control System (Serial Number Below 312000000) Figure 3 FRONT RIGHT 1. Flange head screw (2 used) 2. T ank moun t plate 3. Fuel hose 4. Grommet (2 used) 5. Fuel hose (cannister to tank vent) 6. Hose clamp (3 used) 7. Carbon canister 8. Bracket 9. Flange nut (2 used) ...

  • Toro 4530 - page 27

    Greens master 3320 Page 3 - - 9 Gasoline Engine Removal (Fig. 3) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch. W ait for all machine movement to stop. DANGER Gasoline is flammable. Use cautio ...

  • Toro 4530 - page 28

    Greensmaster 3320 Page 3 - - 10 Gasoline Engine Fuel Evaporative Control System ( Serial Number Above 312000000) Figure 5 FRONT RIGHT 1. Flange head screw (2 used) 2. T ank moun t plate 3. W asher head screw (2 used) 4. Grommet (2 used) 5. W asher head screw 6. Hose clamp (2 used) 7. Carbon cannister 8. Cannister bracket 9. Nut 10. Worm clamp 1 1. ...

  • Toro 4530 - page 29

    Greens master 3320 Page 3 - - 1 1 Gasoline Engine Removal (Fig. 5) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch. W ait for all machine movement to stop. DANGER Gasoline is flammable. Use caut ...

  • Toro 4530 - page 30

    Greensmaster 3320 Page 3 - - 12 Gasoline Engine Fuel T ank Figure 7 FRONT RIGHT 30 to 50 in - - lb (3.4 to 5.6 N - - m) Antiseize Lubricant 1. Flange head screw (2 used) 2. T ank moun t plate 3. W asher head screw (2 used) 4. Grommet (2 used) 5. Fuel hose (2 used) 6. Hose clamp (3 used) 7. Carbon cannister 8. Bracket 9. Flange nut (2 used) 10. Worm ...

  • Toro 4530 - page 31

    Greens master 3320 Page 3 - - 13 Gasoline Engine Fuel T ank Removal (Fig. 7) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch. W ait for all machine movement to stop. CAUTION The muffler and exha ...

  • Toro 4530 - page 32

    Greensmaster 3320 Page 3 - - 14 Gasoline Engine Engine Figure 9 1. Engine assembly 2. Space r screw 3. Muffle r 4. Muffler mount 5. Cap s crew (4 used) 6. Flange nut (4 used) 7. Muff ler shie ld 8. Hardened washer (8 used) 9. Cap s crew (4 used) 10. Muffler clamp 1 1. Lock nut (4 used) 12. Pump moun t 13. Cap screw (4 u sed) 14. Exhaust manifold 15 ...

  • Toro 4530 - page 33

    Greens master 3320 Page 3 - - 15 Gasoline Engine 2. Disconnect batte ry cables fro m battery . Disco nnect negative battery cable first and positive cable la st. 3. Close fuel shut- - off valve on fuel tank. 4. Disconnect fuel hoses from the fuel filter outlet and the check valve near rear engine cylinder head (Fig. 10). Drain any fuel tr apped in ...

  • Toro 4530 - page 34

    Greensmaster 3320 Page 3 - - 16 Gasoline Engine Engine Installation (Fig. 9) 1. Make su re that all removed engin e components are correctly installed to t he engine. 2. If exhaust system components were remov ed from engine, attach removed compon ents using Figure 9 as ag u i d e . 3. If the coupling and generat or pulley we re remove d from the e ...

  • Toro 4530 - page 35

    Greens master 3420 Page 4 - - 1 Diesel Engine Chapter 4 Diesel Engine T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu al 3 .......................... ADJUSTMENTS 5 .............................. Adjust Throttle Control 5 ....................... SERVICE AND REP AIRS ...

  • Toro 4530 - page 36

    Greensmaster 3420 Page 4 - - 2 Diesel Engine Specifications Item Description Make / Designation Kubota water - - cooled, Diesel, Model D902- - E3B Number of Cylinde rs 3 Bore x Stroke 2.83” x 2.9” (72mm x 73.6mm) T ota l Displ acemen t 54.8 in 3 (898 cc) Compre ssion Rat io 24.0:1 Firing Order 1 (closest to gear case end) - - 2 - - 3 (closest t ...

  • Toro 4530 - page 37

    Greens master 3420 Page 4 - - 3 Diesel Engine General Information Information about specificatio ns, maintenance, trouble- shooting, testing and repair of the gasoline engine used in the Greensmaster T riFlex Hybrid 3420 is included in this chapte r and the Kubota W orksh op Manual, Diese l Engine, SM- - E3B Series. Most engine repairs and adjustme ...

  • Toro 4530 - page 38

    Greensmaster 3420 Page 4 - - 4 Diesel Engine This page is intentionally blank. ...

  • Toro 4530 - page 39

    Greens master 3420 Page 4 - - 5 Diesel Engine Adjustments Adjust Throttle Control Proper throttle operation is depende nt upon proper ad- justment of throttle control. Make sure throttle control is operating pr operly . NOTE: The thro ttle cable swiv el should be pos itioned in the lowest hole in th e speed control lever . 1. Move throttle contro l ...

  • Toro 4530 - page 40

    Greensmaster 3420 Page 4 - - 6 Diesel Engine Service and Repairs Air Cleaner Ass embly Figure 3 1. Air inlet hood 2. Flat washer (2 used) 3. Cap s crew (2 used) 4. Mounting bracket 5. Air cleaner assembly 6. Hose clamp (2 used) 7. Flange nut (2 used) 8. Air intake hose 9. R - - clamp FRONT RIGHT 1 4 5 3 2 7 6 8 9 6 ...

  • Toro 4530 - page 41

    Greens master 3420 Page 4 - - 7 Diesel Engine Air Cleaner Removal (Fig. 3) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. 2. Remove air clea ner components as needed usin g Figure 3 as a guide. 3. Check air intake h ose (item 8) for dama ge or wear . ...

  • Toro 4530 - page 42

    Greensmaster 3420 Page 4 - - 8 Diesel Engine Exhaust S ystem Figure 5 1. Engine assembly 2. Muffler assembly 3. Lock nut (4 used) 4. Exhaust pipe 5. Flange head screw 6. Flange nut (4 used) 7. Lock washer (3 used) 8. Exhaust plate 9. Exhaust gasket 10. Flange nut 11 . F l a n g e n u t 12. Brace 13. Flat washer (8 used) 14. Cap screw ( 4 used) 15. ...

  • Toro 4530 - page 43

    Greens master 3420 Page 4 - - 9 Diesel Engine Exhaust System Removal (Fig. 5) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. CAUTION The muffler and exhaust pipe may be hot. T o avoid possible burns, allow the e ngine and ex- haust system to cool bef ...

  • Toro 4530 - page 44

    Greensmaster 3420 Page 4 - - 10 Diesel Engine Fuel T ank Figure 6 FRONT RIGHT 1. Fuel tank 2. T ank moun t plate 3. Flange head screw (4 used) 4. Clip (2 used) 5. Fuel cap 6. Fuel vent valve 7. Grommet 8. Bushi ng 9. Elbo w fitt ing 10. V ent hose 11 . H o s e c l a m p 12. Flange bushing ( 4 used) 13. Flat was her (4 us ed) 14. Cap scre w (4 used ...

  • Toro 4530 - page 45

    Greens master 3420 Page 4 - - 1 1 Diesel Engine DANGER Diesel fue l is flammabl e. Use caut ion w hen stor - ing or hand ling it. Do not smoke while servicing the fuel tank. Do not fill fuel tank while engine is running or in an enclosed area. Always fill fuel tank outside and wipe up any spilled fuel before starting the engine. Store fuel in a cle ...

  • Toro 4530 - page 46

    Greensmaster 3420 Page 4 - - 12 Diesel Engine Radiator Figure 8 1. Seal panel 2. Radiator shroud 3. T rim seal 4. Fan assembly 5. Radiator assembly 6. Hose clamp (2 used) 7. R - - clamp (2 used) 8. Cli p (8 used ) 9. Stud (2 used) 10. Stud retainer ( 2 used) 1 1. Receptacle (2 used) 12. Cap screw (4 u sed) 13. Flat washer (4 used) 14. R - - clamp 1 ...

  • Toro 4530 - page 47

    Greens master 3420 Page 4 - - 13 Diesel Engine Radiator Removal (Fig. 8) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. CAUTION DO NOT open radiator cap or drain coolant if the engine or radiator is hot. Pressurized hot coolant can escape and cause b ...

  • Toro 4530 - page 48

    Greensmaster 3420 Page 4 - - 14 Diesel Engine Starter Motor Figure 9 1. Star ter mo tor 2. Flyw heel pl ate 3. Bell housin g 4. Cap screw (2 used) 5. Lock washer (2 used) 6. Nut (2 used) 2 1 3 6 5 4 ...

  • Toro 4530 - page 49

    Greens master 3420 Page 4 - - 15 Diesel Engine Starter Motor Removal (Fig. 9) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch. W ait for all machine movement to stop. CAUTION The engine, radiato ...

  • Toro 4530 - page 50

    Greensmaster 3420 Page 4 - - 16 Diesel Engine Engine Figure 1 1 18 16 16 10 17 1 2 3 6 8 9 11 13 5 7 12 14 15 4 3 6 13 13 FRONT RIGHT 1. Engine assembly 2. Muffler assembly 3. Lock nut (4 used) 4. Exhaust pipe 5. Flange head screw 6. Flange nut (4 used) 7. Lock washer (3 used) 8. Exhaust plate 9. Exhaust gasket 10. Flange nut 11 . F l a n g e n u t ...

  • Toro 4530 - page 51

    Greens master 3420 Page 4 - - 17 Diesel Engine 3. Close fuel shut- - off valve on fuel tank. 4. Remove air cleane r and air intake hose from ma- chine (see Air Clean er Removal in this sec tion). 5. Remove radiator from machine (se e Radiator Re- moval in this section). 6. Remove exhaust system from machine (see Ex- haust System Removal in this sec ...

  • Toro 4530 - page 52

    Greensmaster 3420 Page 4 - - 18 Diesel Engine 12. Remove tension on generator belt and remove b elt from the generator pulley attached to engi ne (see Gen- erator Drive Belt (Greensma ster 3420) in the Service and Repairs sectio n of Chapter 6 - - Electrical System). CAUTION When removing engine assembly , make sure lift or hoist can safely support ...

  • Toro 4530 - page 53

    Greens master 3420 Page 4 - - 19 Diesel Engine CAUTION When installing engine assembly , make sure lift or hoist can safely support 190 lbs (86 kg). 5. Attach a suitable lift o r hoist to engine. IMPORT ANT : Make sure to not damage the engine, fuel hoses, hydraulic lines, electrical harness or other parts while installing the engine. 6. Slowly mov ...

  • Toro 4530 - page 54

    Greensmaster 3420 Page 4 - - 20 Diesel Engine This page is intentionally blank. ...

  • Toro 4530 - page 55

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 1 Chapter 5 Hydraulic System T able of Contents SPECIFICA TIONS 3 ......... ................... GENERAL INFORMA T ION 4 ......... ............ Operator ’s Manu als 4 ......................... Check Hydraulic Fl uid Level 4 ............ ...... Pushing T raction Unit 4 ........................ Rel ...

  • Toro 4530 - page 56

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 2 This page is intentionally blank. ...

  • Toro 4530 - page 57

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 3 Specifications Item Description Piston (T raction) Pump V ariable displacement piston pump (Eaton model 70160) Maximum Pump Displacement (per revolution) 1.44 in 3 (23.6 cc) Gear Pump Single section, positive displacement gear pump (Casappa) Displacement (p er revolution) 0.30 in 3 (4.95 cc) Cha ...

  • Toro 4530 - page 58

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 4 General Information Operator ’ s Manuals The T racti on Unit and Cutting Unit Operator ’s Manuals provide information regard ing the operation, gen eral maintenance procedures and maintenance intervals for your Greensmaster mach ine. Refer to t hese publica- tions for add itional infor matio ...

  • Toro 4530 - page 59

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 5 Relieving Hydraulic System Pressure Before disconnecting or performin g any work on you r Greensmaster hydraulic syst em, all pressure in the hy- draulic system must be relieved. T o relieve hydraulic pressure in the traction circuit, park m a c h i n eo nal e v e ls u r f a c ew i t ht h ec u t ...

  • Toro 4530 - page 60

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 6 Hydraulic Hoses Hydraulic hoses are subject to extreme conditi ons such as pressure differen tials during operation and exposure to weather , sun, chemicals, very warm s torage condi - tions or mishandling during operation and maintenance. These conditions can cause hose damag e and deterio- rat ...

  • Toro 4530 - page 61

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 7 Hydraulic Hose and T ube Installation (O - - Ring Face S eal Fitting) 1. Make sure threads and sealing surfaces of the hose/ tube and the fitting are free of burrs, nicks, scratch es or any foreign material. 2. As a preventative measure against leakage, it is rec- ommended that the fa ce seal O ...

  • Toro 4530 - page 62

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 8 Hydraulic Fitting Installation (SAE S traight Thread O - - Ring Fitting into Component Port) Non - - Adjustable Fitting (Fig. 7) 1. Make sure al l threads and sealing surfa ces of fitting and component port are free of burrs, nicks, scratches or any foreign m aterial. 2. As a p reventat ive m ea ...

  • Toro 4530 - page 63

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 9 Adjustable Fitting (Fi g. 9) 1. Make sure all thr eads and sealing surfa ces of fitting and component port are free of burrs, nicks, scratches or any foreign material. 2. As a preventative measure against leakage, it is rec- ommended that the O- - ring be replaced any time th e connection is ope ...

  • Toro 4530 - page 64

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 10 Hydraulic Schematic NOTE: A larger hydraulic schematic is included in Cha pter 10 - - Foldout Drawings 2920 HIGH ID LE (2800 DIESEL) 1650 LOW IDLE (1560 DIESEL) P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER GEAR C PORT BALL 3000 PSI 4.0 GPM 10.3 LEFT MOTOR RIGHT MOTOR A B A B . ...

  • Toro 4530 - page 65

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 1 1 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 66

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 12 Hydraulic Flow Diagrams T raction Circuit (Forward Direction Shown) High Pressure Low Pressure (Charge) Return or Suctio n Flow Greensmaster 332 0/3420 All solenoids are shown as de - - energized. T raction pedal is pressed for the forward direction. ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 ...

  • Toro 4530 - page 67

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 13 T raction C ircuit The traction circuit piston pump is a variabl e displace- ment pump th at is directly coupled to the engine. Pu sh- ing the traction pedal controls the variable displacement piston pump swash plate to create a flow of oil. This oi l is directed to th e wheel moto rs. Operatin ...

  • Toro 4530 - page 68

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 14 Solenoids S1, S2, S3 and S4 in Lower Cutting Units High Pressure Low Pressure (Charge) Return or Suction Flow Greensmaster 3320/3420 lift control manifold are shown in energized posit ion. P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER PORT BALL LR OR2 OR3 .028 G1 BREA THER OR1 ...

  • Toro 4530 - page 69

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 15 Lower Cutting Units The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit. The gear pump takes its suction from the hydra ...

  • Toro 4530 - page 70

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 16 Solenoids S1, S3 and S4 in lift Raise Cutting Units High Pressure Low Pressure (Charge) Return or Suction Flow Greensmaster 3320/3420 control manifold are shown in P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER PORT BALL LR OR2 OR3 .028 G1 BREA THER OR1 .037 EXP ANSION TA N K LE ...

  • Toro 4530 - page 71

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 17 Raise Cuttin g Units The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit. The gear pump takes its suction from the hydr ...

  • Toro 4530 - page 72

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 18 All solenoids are shown Right T urn High Pressure Low Pressure (Charge) Return or Suction Flow Greensmas ter 3320/34 20 as de - - energized. Power steering valve is positioned for a right turn. ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER GEAR C PORT BALL 3000 PSI 4.0 G ...

  • Toro 4530 - page 73

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 19 Right and Left T urn The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit. The gear pump takes its suction from the hydr ...

  • Toro 4530 - page 74

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 20 Special T ools Order these spe cial tools from y our T oro Distributor . Hydraulic Pressure T est Kit Use to take various pressure read ings for diagnostic tests. Quick disconnect fitti ngs provided attach directly to mating fittings on machi ne test ports without tools. A high pressure hose is ...

  • Toro 4530 - page 75

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 21 40 GPM Hydraulic T ester (Pr essure and Flow) Use to test hydraulic circuits and components for flow and pressure capacities as recommended in the T esting section of this chapter . T his tester inclu des the following : 1. LOAD V AL VE: A simulated working load is create d in the circuit by tu ...

  • Toro 4530 - page 76

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 22 High Flow Hydraulic Filter Kit The high flow hydraulic filt er kit is designed with large flow (40 GPM/150 LPM) and high pressu re (5000 PSI/345 bar) capabilities. This kit provides for bi - - direc- tional filtration whi ch prevents filtered debris from being allowed back into the circuit rega ...

  • Toro 4530 - page 77

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 23 Measuring C ontainer Use this container for doing hydraulic motor ef ficiency testing (motors with case drain lines only). M easure effi- ciency of a hydraulic mo tor by restricting th e outlet flow from th e motor an d measuring leak age from t he case drain line while t he motor is p ressuriz ...

  • Toro 4530 - page 78

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 24 T roubleshooting The charts that follow contain information to assist in troubleshooting. There may possib ly be more than one cause for a machine malfunctio n. Refer to the T esting section of this Chapter for pre cau- tions and specific test pr ocedure s. General Hydr aulic System Pr oblems P ...

  • Toro 4530 - page 79

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 25 T raction Circuit P roblems Problem Possible Cause Neutral is difficult to find or unit oper- ates in one direction only . External traction control linkage is misadjusted, disconnected, bind- ing or damaged. Piston (traction) pump is worn or dama ged (see Piston (T raction) Pump Flow T est in ...

  • Toro 4530 - page 80

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 26 Lift/Lower Circuit Probl ems Problem Possible Cause Gear pump is noisy (cavitation). Reservoir oil level is low . Gear pump suction line is restricted. Gear pump suction line has a n air leak. Cutting units will no t lift o r lift sl owly . Engine speed i s too low . Reservoir oil level is low ...

  • Toro 4530 - page 81

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 27 Steering Circui t Problem s Problem Possible Cause Steering wheel is hard t o turn. Power steering valve has insuff icient oil flow (lift and charge circuits affected as well) (see Steering/Lift Circuit Gear Pump Flow T est in the T esting section of this cha pter). Emergency steering ball in p ...

  • Toro 4530 - page 82

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 28 Te s t i n g The most effective method for isol ating problems in the hydraulic system is by using hydraulic test equipment such as pressure gauges and flo w meters in the ci rcuits during variou s operationa l checks (see the S pecial T ools section in this Chapter). IMPORT ANT : All obvious a ...

  • Toro 4530 - page 83

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 29 3. For traction related problems (e.g. machine will not go up an incline), consider performing one or more o f the following tests: A. Charge Relief V alve Pressure. B. Piston (T raction) Pump Flow . C. Wheel Motor Efficiency . NOTE: T h ep i s t o np u m pu s e do nG r e e n s m a s t e rT r i ...

  • Toro 4530 - page 84

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 30 Charge Relief V alve Pressure T est (Using Pressu re Gauge) ENGINE GEAR C 3000 PSI 10.3 RIGHT AB AB .33 1.44 11 0 - - 1 5 0 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK PORT C1 HYDROST A T BYP ASS VA L V E 1.9 GPM 70 to MOW = 6.7 GPM A T 3 .8 MPH TRANSPORT = 17.5 GPM AT 1 0 MPH PSI OPTION AL 3WD ...

  • Toro 4530 - page 85

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 31 10. If specification is not met, remove piston pump back plate assembly that contains the charge relief valve (see Piston (T raction) P ump Service in t he Service and Re- pairs section of this chapter). Repair or replace relief valve components as n ecessary . 1 1. A dynamic charge pressure te ...

  • Toro 4530 - page 86

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 32 Piston (T raction) Pump Flow T est (Using T ester with Flowmeter and Pressure Gauge) ENGINE GEAR C 3000 PSI 10.3 RIGHT AB AB .33 1.44 1 10 - - 150 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK POR T C1 HYDROST A T BYP A SS VA LV E 1.9 GPM 70 to MOW = 6.7 GPM A T 3. 8 MPH TRANSPORT = 17.5 GPM A T 1 ...

  • Toro 4530 - page 87

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 33 This test measures piston pump output (flow). During this test, pump load is created at the flowmeter using the adjustable load va lve on the tester . Procedure for Piston (T raction) Pump Flow Te s t : 1. Make sure hydrau lic oil is at normal operating te m- perature by operating the machine f ...

  • Toro 4530 - page 88

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 34 Wheel Motor Efficiency T est (Using T ester with Flowmeter and Pressur e Gauge) ENGINE C 3000 PSI 10.3 RIGHT AB AB 1.44 11 0 - - 1 5 0 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK PORT C1 HYDROST A T BYP AS S VA LV E 1.9 GPM 70 to M O W=6 . 7G P M A T3 . 8M P H TRANSPORT = 17.5 GPM AT 1 0 MPH PSI ...

  • Toro 4530 - page 89

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 35 CAUTION Prevent personal injury and/or damage to equip- ment. Read all W ARNINGS, CAUTIONS and Pre - cautions for Hydraulic T esting at the beginning of this section. 3. Read Precautio ns for Hydraulic T esting in this sec- tion. 4. Make sure the tractio n control assembly i s adjusted to the n ...

  • Toro 4530 - page 90

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 36 Steering/Lift Relief V alve Pressu re T est (Using Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .028 G1 G1 G2 A B OR1 .037 BA TOP PORT BOTTOM PORT BACK PORT C1 S4 FORW ARD JOINT END STEERING CYLINDER ...

  • Toro 4530 - page 91

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 37 The steering/lift relief valve pressure test should be per- formed to make sure that the relief pressure for th e steering and lift circuits is correct. Procedure for Steer ing/Lift Relief V alve Pressure Te s t : 1. Make sure hydrau lic oil is at normal operating te m- perature by operating th ...

  • Toro 4530 - page 92

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 38 Lower Cutting Units Relief V alve (RV) Pressure T est (Using Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .028 G1 G1 G2 A B OR1 .037 BA TOP PORT BOTTOM PORT BACK PORT C1 S4 FORW ARD JOINT END STEERING ...

  • Toro 4530 - page 93

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 39 The lower cutting units relief valve (RV) pressure test should be performe d to make su re that th e relief pres- sure for lowering the cutting units is corre ct. Procedure for Lower Cutting Units Relief V alve (R V) Pressure Te s t : 1. Make sure hydrau lic oil is at normal operating te m- per ...

  • Toro 4530 - page 94

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 40 Steering/Lift Circ uit Gear Pump Flow T est ( Using T ester with Flowmeter and Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .028 G1 G1 G2 A B OR1 .037 BA TOP PORT BOTTOM PORT BACK PORT C1 S4 FORW ARD ...

  • Toro 4530 - page 95

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 41 The steering/lift circuit gear pump flow test should be performed to make sure that the steering, lift and trac- tion charge circuits have adeq uate hydraulic flow . Procedure for Steering/Lift Circuit Gear Pump Flow Te s t : 1. Make sure hydrau lic oil is at normal operating te m- perature by ...

  • Toro 4530 - page 96

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 42 Power Steering V alve T est P TE BALL JOINT LR END PORT 1 160 VA LV E PSI POWER STEERING 4.5 STEERING CYLINDER PLUG (CYLINDER ROD FULL Y EXTENDED) ROT A TED F OR LEFT TURN STEERING WHEEL ...

  • Toro 4530 - page 97

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 43 NOTE: This steering test procedure will be affected by incorrect rear tire pressure, binding in the hydraulic steering cylinder , extra weight on the vehicle and/or binding of the steering fork assembly . Make sure that these items are checked before proceeding with any hy- draulic testing proc ...

  • Toro 4530 - page 98

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 44 Adjustments Adjust Manifo ld Relief V alves The lift control manifold includes an adjustable rel ief valve. If adjustment of this va lve is necessary , follow the following procedure . NOTE: Do not remove relief valve from the hydraulic manifold for adjustmen t. WA R N I N G Never adjust the re ...

  • Toro 4530 - page 99

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 45 Adjust T raction Control Assembly Proper contro l of the traction circu it is accomplished by the traction p edal, cables an d piston (tra ction) pump neutral assembly . Adjustments to these compon ents may be required for correct operation. Use the following information and the illustrat ions ...

  • Toro 4530 - page 100

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 46 Service and Repairs General Pre cautions for Removing and Instal ling Hydraulic S ystem Components Before Repair or Replacem ent of Components 1. Before r emoving any pa rts from the hydraulic sys- tem, park machine on a level surface, di sengage and lower cutting units, move functional control ...

  • Toro 4530 - page 101

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 47 Flush Hydraulic Sy stem IMPORT ANT : Flush the hydraulic system any time there is a severe component failure or the system is contaminated (oil appears milky or black or con - tains metal particles). IMPORT ANT : Flush hydraulic system when chang- Ing from petroleum base hydraulic f luid. Opera ...

  • Toro 4530 - page 102

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 48 Filtering Closed - - L oop T raction Circuit Filtering of a closed - - loop hydraulic system after a major component failure (e.g. tr action (piston) pump or whee l motor) is a r equireme nt to pre vent debri s from tra nsmit- ting throughout the system. If a closed - - loop hydraulic system fi ...

  • Toro 4530 - page 103

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 49 Hydraulic System Start - - up NOTE: When initially starting the hydraulic system with new or rebuilt components such as whee l motors, pumps or lift cylinders, it is impor tant that this sta rt - - up procedure be used. This procedure reduces the chance of damaging the hydraulic system or its c ...

  • Toro 4530 - page 104

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 50 Gear Pump 1. Gear pump 2. Flat washer (2 used) 3. Socket head screw (2 used) 4. Hydraulic fitting 5. 90 o hydraulic fitting 6. Hos e clamp 7. O - - ri ng 8. Hydraulic hose (steering/lift supply) 9. Suct ion (in let) h ose 10. O - - r ing 11 . O - - r i n g 12. Piston (traction) pum p 13. O - - ...

  • Toro 4530 - page 105

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 51 7. Mark hydraulic fitting ori entation on bottom of pump to allow correct assembly . Remove hydraulic fittings and O - - rin gs from gear p ump. Discard re moved O - - rings. 8. Support gea r pump to prevent it from falling. Sepa- rate gear pump from the piston pump by removing two (2) socket h ...

  • Toro 4530 - page 106

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 52 Gear Pump Se rvice 1. O - - ring 2. Front cover 3. Back - - up seal 4. Pressure seal 5. Front thrust plate 6. Drive shaft 7. Idler gear 8. Rear t hru st plat e 9. Dowel pin (4 used) 10. O - - r ing 1 1. Hou sing 12. End cover 13. Cap scre w (4 used ) 14. Washer (4 used) 15. Shaft seal 16. Retai ...

  • Toro 4530 - page 107

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 53 4. Loosen the four (4) cap screws that secure pump as- sembly . 5. Remove pump from vi se and remove fa steners. 6. Support the pump assembly and gently tap the pump housing with a soft face hammer to loosen th e pump section. Be careful to not drop parts or disengage gear mesh. IMPORT ANT : Ma ...

  • Toro 4530 - page 108

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 54 Piston (T raction) Pump Neutral Assembly 1. Cable support (diesel shown) 2. Plate 3. Flat washer 4. Cap screw 5. Mount (3 used) 6. W asher (3 used) 7. Pump lever 8. Lock nut (3 used) 9. Cap screw (3 used) 10. Eccentric stud 1 1. Neutral arm 12. Ball bea ring 13. Sprin g spacer 14. T or sion sp ...

  • Toro 4530 - page 109

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 55 Disassembly (Fig. 38) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. CAUTION The torsion spring (item 14) is under tensi on and may cause personal injury during removal. Use caution when remov i ...

  • Toro 4530 - page 110

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 56 Piston (T raction) Pump Figure 39 1. Gear pump 2. Hardened washer (2 used) 3. Socket head screw (2 used) 4. Hydraulic fitting 5. Hydraulic hose (traction reverse) 6. Hos e clamp 7. O - - ri ng 8. Hydraulic hose (traction forward) 9. Suct ion (in let) h ose 10. O - - ring 1 1. Hydraulic hose (st ...

  • Toro 4530 - page 111

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 57 Piston Pump Removal (Fig. 39) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. CAUTION Before continuing further , read and become fa- miliar with General Precauti ons for Removing and Installing ...

  • Toro 4530 - page 112

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 58 Piston Pump Inst allation (Fig. 39) 1. Make sure the flange surfaces of the gear pump and piston pump are thoroug hly clean. 2. Install gea r pump to the piston pump (see Gear Pump Installation in this section). 3. If removed, secure pump coupl ing to piston pump shaft (Fig. 40 or 41): A. Make ...

  • Toro 4530 - page 113

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 59 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 114

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 60 Piston (T raction) Pump Service 1 2 4 5 28 8 8 9 10 11 13 15 15 16 14 24 17 19 21 22 25 29 3 31 31 32 33 26 23 6 12 30 30 34 35 20 27 6 4 28 7 1. Key 2. Drive shaft 3. Bearing 4. Cap screw (3 used per plate) 5. Cover plate 6. O - - ring 7. Shim kit (for crush ring replacement) 8. Bearing cone 9 ...

  • Toro 4530 - page 115

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 61 For repair of the piston (traction) pump, see Ea ton, Me- dium Duty Piston Pump, Repair Information, Mode l 70160 V ariable Displacement Piston Pump at the end of this chapter . NOTE: The charge relief valve is attached to t he piston pump back plate (Fig. 43). The back plate must be re- moved ...

  • Toro 4530 - page 116

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 62 Piston Pum p Crus h Ring Replac ement 1. Crush ring 2. Shims 3. Cover plate 4. Housing 5. Swash plate (control shaft) 6. Bear ing co ne 7. Bear ing cu p 8. O - - ri ng 9. W ashers (3 used) 10. Cap scre ws (3 u sed) Figure 44 v 6 4 5 8 7 2 3 9 10 1 29 ft - - lb (39 N - - m) Piston Pump Crush Rin ...

  • Toro 4530 - page 117

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 63 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 118

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 64 Front Wheel Motors Figure 45 1. Wheel as sembl y 2. Wheel h ub 3. Bra ke drum 4. Wheel stud (4 per wheel) 5. Brake assembly (LH shown) 6. Cap screw (4 per brake) 7. Lock nut 8. Cap screw (4 per motor) 9. Lug nut ( 4 per whee l) 10. Brake lever tab 1 1. Hydraulic moto r (LH shown) 12. Woodruff k ...

  • Toro 4530 - page 119

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 65 6. Make sure that lock nut on whee l m otor shaft i s loos- ened at least two (2) turns. Use h ub puller (see Specia l T ools) to loosen brake drum assembly from wh eel mo- tor . 7. Remove lock nut and bra ke drum assembly . Locate and retrieve woodruf f key (item 12). 8. Remove four (4) cap sc ...

  • Toro 4530 - page 120

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 66 Rear Wheel Motor (Optional 3WD) 1. Wheel motor 2. Motor plate 3. Wheel hub 4. Lock nut 5. Lug nut (4 used) 6. Socket head screw (2 used) 7. Cap screw (2 used) 8. Lock nut (2 used) 9. 45 o hydraulic fitting (2 used) 10. Hydraulic tube 1 1. Hydraulic t ube 12. T ube clamp (2 used) 13. Cover pl at ...

  • Toro 4530 - page 121

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 67 Rear Wheel Motor (Optional 3WD) Removal (Fig. 47) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. CAUTION Before continuing further , read and become fa- miliar with General Precauti ons for Remo ...

  • Toro 4530 - page 122

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 68 Wheel Motor Service 1. Dirt seal 2. Housing 3. Back - - up ring 4. Back - - up washer 5. Shaft seal 6. Coupling shaft 7. Drive link 8. Seal r ing (5 used ) 9. Thrust bearing 10. Wear plate 1 1. Rot or assembly 12. Manifold assembly 13. Commutator assembly 14. Commu tator seal 15. End cover 16. ...

  • Toro 4530 - page 123

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 69 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 124

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 70 Lift Cylinders 1. Lift control manifold 2. Hydraulic lift cylinder (#2 and #3 CU) 3. Hydraulic lift cylinder (#1 CU) 4. T apered pin (2 used) 5. Hydraulic hose 6. Lock nut (2 used) 7. Hydraulic hose 8. Flange nut 9. Clevis pin (3 used) 10. Pivot pin 1 1. Hydraulic hose 12. Hydrau lic ho se 13. ...

  • Toro 4530 - page 125

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 71 Lift Cylinder Remova l (Fig. 49) 1. Park the machine on a level surface, enga ge the parking brake, lower the cutting units and stop the en- gine. CAUTION Before continuing further , read and become fa- miliar with General Precauti ons for Removing and Installing Hydraulic System Compon ents in ...

  • Toro 4530 - page 126

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 72 Lift Cylinder Service 1. Barrel 2. Retaining ring 3. Lock nut 4. Wear ring 5. Piston seal 6. O - - ri ng 7. Piston 8. O - - ri ng 9. Back - - up ri ng 10. Head seal 1 1. Dust seal 12. Head 13. Shaf t Figure 50 FRONT LIFT CYLINDER SHOWN 40 ft - - l b (54 N - - m) 2 3 6 8 9 10 11 1 5 7 12 4 2 3 6 ...

  • Toro 4530 - page 127

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 73 Disassembly (Fig. 50) 1. Remove the oil from the lift cylinder by slowly pump- ing the cylinder shaft while holding the cylinder over a drain pan. Plug both ports and clean the outside of the cylinder . IMPORT ANT : Prevent damage when clamping the lift cylinder in a vise; clamp on the rear mou ...

  • Toro 4530 - page 128

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 74 Lift Control Manifold 1. Lift control manifold 2. 90 o hydraulic fitting (3 used) 3. O - - ring 4. O - - ring 5. 45 o hydraulic fitting 6. O - - ring 7. O - - ring 8. O - - ring 9. 90 o hydraulic fitting 10. O - - r ing 1 1. Hydraulic hose 12. Hydrau lic ho se 13. T ee fitting 14. 45 o hydrauli ...

  • Toro 4530 - page 129

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 75 NOTE: The ports on th e lift contr ol m anifold are marked for easy identifica tion of components. E xample: S1 is the solenoid valve and P is the supply port (see Hydrau- lic Schematic to iden tify the function of th e hydraulic lines and cartridge valves at each port loca tion). W ARNING If l ...

  • Toro 4530 - page 130

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 76 Lift Control Manifold Service 1. Lift manifold 2. Zero leak plug (5 used) 3. Orifice (0.028) (ports C4 and C6) 4. 90 o hydraulic fitting 5. Solenoid valve (port S2) 6. Solenoid valve (port S4) 7. Solenoid coil 8. Nut 9. Solenoid coil (3 used) 10. Coil spacer 11 . N u t 12. Relief valve (port RV ...

  • Toro 4530 - page 131

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 77 NOTE: The ports on th e lift contr ol m anifold are marked for easy identifica tion of components. E xample: S1 is the solenoid valve and P is the supply port (see Hydrau- lic Schematic to iden tify the function of th e hydraulic lines and cartridge valves at each port loca tion). CAUTION Befor ...

  • Toro 4530 - page 132

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 78 Control Manifold Cartri dge V alve Service CAUTION Before continuing further , read and become fa- miliar with General Precautions for Removing and Installing Hydraulic System Components in this section. 1. Make su re the control manifo ld is clean before re- moving the cartridge valve from th ...

  • Toro 4530 - page 133

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 79 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 134

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 80 Power Steering V alve 1. Steering wheel cap 2. Hex nut 3. Flat washer 4. Screw 5. Flange head screw (2 used) 6. Steer ing wh eel 7. Button head screw (6 used) 8. Tinnerman nut (6 used) 9. Flange head screw (4 used) 10. Power steering valve 11 . S t e e r i n g a r m 12. Steering valve cover 13. ...

  • Toro 4530 - page 135

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 81 Removal (Fig. 53) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. CAUTION Before continuing further , read and become fa- miliar with General Precauti ons for Removing and Installing Hydraulic Sy ...

  • Toro 4530 - page 136

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 82 Power Steering V alve Service 1. Plug 2. Plug 3. Spring 4. Relief valve 5. Dust seal 6. T port 7. Housing 8. R port 9. E port 10. Shaft seal 1 1. Thrust w asher 12. Beari ng 13. Cross pi n 14. Ring 15. Sleeve 16. Spool 17. Cardan sh aft 18. O - - r ing 19. Distribution plate 20. Outer ge arwh e ...

  • Toro 4530 - page 137

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 83 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 138

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 84 Steer ing Cylinde r 1. Steering cylinder 2. Frame 3. Rear steering fork 4. Jam nu t (4 used ) 5. Rear wheel spindle 6. Steering spindle 7. Rear wheel assembly 8. Retaining ring (2 used) 9. Ball joint (2 used) 10. Cylinder spacer Figure 56 FRONT RIGHT 9 5 7 1 3 4 6 8 2 4 9 8 10 60 to 80 ft - - l ...

  • Toro 4530 - page 139

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 85 5. Remove hose assemblies and O - - rings from hydrau- lic fittings at the cylinder . Allow hoses to drain into a suit- able container . 6. Put clean caps or plugs on disconne cted hoses and fittings to prevent contamination . 7. Support steering cylind e r to prevent it from falling. 8. Remove ...

  • Toro 4530 - page 140

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 86 Steering Cylinder Service 1. Shaft 2. Collar 3. Head (ball jo int en d) 4. Dust seal 5. Shaf t seal 6. O - - ring and backup ring 7. Wear ring 8. Piston seal 9. Dowel pin 10. Piston 11 . O - - r i n g 12. Barrel 13. Head (non - - ball joint end) Figure 58 2 3 6 8 9 10 11 13 1 5 7 12 4 2 4 5 6 7 ...

  • Toro 4530 - page 141

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 87 Disassembly (Fig. 58) 1. Pump oil o ut of cylind er into a drain pan by slowly moving shaft in and out of cylinder bore. Plug ports and clean outside of cylinder . IMPORT ANT : T o prevent damage when cla mping cylinder barrel in a vise, clamp only on ball joint location. Do not clamp the vise ...

  • Toro 4530 - page 142

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 88 Hydraulic Reservoir 1. T ank moun t plate 2. O - - ring 3. Hydraulic reservoir 4. T ank cover 5. Plug 6. O - - ring 7. Cap screw (4 used) 8. Neoprene washer (4 used) 9. Flat washer (4 used) 10. Overfl ow hos e 1 1. Hose clamp (2 used) 12. Flange bushing ( 4 used) 13. Flat was her (4 us ed) 14. ...

  • Toro 4530 - page 143

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 89 2. If machine is equipped wit h o ptional Turf Guardian TM Leak Detector System, remove leak detector tank and solenoid valve assembly (see Leak Detector T ank (Ma- chines Equippe d with Optional T urf Guardian TM Leak Detector System) and Leak Detector Solenoid V alve As- sembly (Machines Equ ...

  • Toro 4530 - page 144

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 90 Leak Detector T ank (Machines Equipped with Optional T urf Guardian TM Le ak Detector System) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6. Cap screw (4 used) 7. Flat washer (4 used) 8. Neoprene washer (4 used) 9. Spacer (4 used) 10. Leak ...

  • Toro 4530 - page 145

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 91 Removal (Fig. 60) 1. Park machine o n a level surface, set b rake, lower cutting units a nd stop engine . Remo ve key from the igni- tion switch. CAUTION Before continuing further , read and become fa- miliar with General Precauti ons for Removing and Installing Hydraulic System Compon ents in ...

  • Toro 4530 - page 146

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 92 4. Connect overflow hose (item 4) to leak d etector tank barb and secure with hose clamp (item 3). 5. Apply antiseize lu bricant to the end threads of the four (4) cap screws (item 6) used to secure leak detector tank to hydr aulic reservo ir . IMPORT ANT : Do not over - - tighten cap screws wh ...

  • Toro 4530 - page 147

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 93 This page is intent ionally blank. Hydraulic System ...

  • Toro 4530 - page 148

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 94 Leak Detector Solenoid V alve Assembly (Machines Equippe d with Optional T urf Guar - dian TM Leak Detector Syste m) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6. Cap screw (4 used) 7. Flat washer (4 used) 8. Neoprene washer (4 used) 9. S ...

  • Toro 4530 - page 149

    Greensmaster 33 20/3420 Hydraulic System Page 5 - - 95 NOTE: The T urf Guardian TM Leak Detector System is optional on Greensmaster T riFlex Hybrid machines. Removal (Fig. 63) 1. Park machine o n a level surface, set b rake, lower cutting units a nd stop engine . Remo ve key from the igni- tion switch. CAUTION Before continuing further , read and b ...

  • Toro 4530 - page 150

    Greensmaster 3320/34 20 Hydraulic System Page 5 - - 96 This page is intentionally blank. ...

  • Toro 4530 - page 151

    Rev . A Greensmaster 3320/3420 Page 6 - 1 Electri cal Syste m Chapter 6 Electrical System T able of Contents GENERAL INFORMA TI ON 2 ................ ..... Operator ’s Manu al 2 .......................... T oro Electronic Controller (TEC) 2 .............. CAN - bus Communications 2 ........ ........... Opening Electrical Cir cuit to Cutting Units ...

  • Toro 4530 - page 152

    Greensmaster 3320/34 20 Page 6 - - 2 Electrical System General Information Operator ’ s Manual The Operator’s Manual provi des information reg arding the operation, general maintenance and maintenance intervals for yo ur Greens master mach ine. Refer to that publication for additiona l service information. T oro Electronic Controller (TEC ) Gre ...

  • Toro 4530 - page 153

    Greensmaster 33 20/3420 Page 6 - - 3 Electrical System Opening Electrical C ircuit to Cutting U nits CAUTION Before installing, removing or ser vicing the cut- ting units, separate the cutting unit power dis - connect. This will prevent unexpected cutting unit operation. Before installing, removing or working on the cutting units, disconnect the cu ...

  • Toro 4530 - page 154

    Greensmaster 3320/34 20 Page 6 - - 4 Electrical System Electrical System Operation Greensmaster TriFlex Hybrid machines use two (2) sep- arate electrical systems. Mo st machine f unctions oper- ate on a typical 12 volt DC system. The second system exists to oper ate the electric cutting reels and is a 48 vo lt DC electrical system. Basic informatio ...

  • Toro 4530 - page 155

    Greensmaster 33 20/3420 Page 6 - - 5 Electrical System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 156

    Greensmaster 3320/34 20 Page 6 - - 6 Electrical System T urf Guardian TM Leak Detector System Operation (Optional Kit) NOTE: The T urf Guard ian TM Leak Detector Syste m is optional on Greensmaster T riFlex Hybrid machines. Before Start -Up (Cold Oil) With ignition switch OFF , solenoid valve is open. Before start-up, hydraulic fluid is at level ma ...

  • Toro 4530 - page 157

    Greensmaster 33 20/3420 Page 6 - - 7 Electrical System Leak Alert! If hydraulic fluid leaks durin g operation, the fluid level in the main hydr aulic tank dr op s. This causes the oil level sensor float to lower , closing the alarm circuit. The alarm will sound and the console in dicator light will illuminate after a one (1) second time dela y . NO ...

  • Toro 4530 - page 158

    Greensmaster 3320/34 20 Page 6 - - 8 Electrical System Special T ools Order special tools from your T oro Distributor . Some tools may also be available from a local supplier . Multimet er The meter can test electrica l components and circuits for current, resistance or v oltage. Obtain this tool locally . NOTE: T or o recomme nds the use of a DIGI ...

  • Toro 4530 - page 159

    Rev . A Greensmaster 3320/3420 Page 6 - 9 Electri cal Syste m Battery T ermin al Protector Aerosol spray that should be used on battery terminals, ring terminals and fork terminals t o reduce corrosion problems. Apply ter minal protector to the connection af- ter the battery cable, ring ter minal or fork termin al has been secured. T oro Part Numbe ...

  • Toro 4530 - page 160

    Greensmaster 3320/34 20 Page 6 - - 10 Electrical S ystem Generator Rotor T ool Set The generator rotor to ol set is require d to remove and install the rotor from the gene rator housing. T ool set in- cludes base plate, threaded shaft and handle (Fi g. 12). T oro Part Number: TOR6029 NOTE: For generator service procedure s, see Gener- ator Assembly ...

  • Toro 4530 - page 161

    Greensmaster 33 20/3420 Page 6 - - 1 1 Electri cal System Cutting Reel Motor Rotor T ool Set The rotor tool set for the cutting reel mo tor is required to remove and install the rotor from the reel motor housing. T ool se t includes base plate , threaded shaft and handle (Fig. 14). T oro Part Number: TOR6 02 8 NOTE: For cutting reel motor service p ...

  • Toro 4530 - page 162

    Greensmaster 3320/34 20 Page 6 - - 12 Electrical S ystem InfoCenter Display (Serial Number Above 312000000) The InfoCenter Display used on TriFlex Hybrid Greensmowers with serial number above 312000000 is a LCD device that is located on the consol e. The Info- Center provides information f or the machine operator during machine operation, p rovides ...

  • Toro 4530 - page 163

    Greensmaster 33 20/3420 P age 6 - - 13 Electr ical System Main Information Scr een The InfoCenter mai n information scre en (Fig. 17) is dis- played after the initial splash screen has been displayed for several seconds. During normal machine operation, the main informa tion screen provides machin e informa- tion for the operator . The main informa ...

  • Toro 4530 - page 164

    Greensmaster 3320/34 20 Page 6 - - 14 Electrical S ystem Main Menu Screen The main menu screen can be accessed from the Info- Center main informatio n or splash screen by pressing and releasing th e menu/back button (left button) on the display . Once to the main menu screen (Fig. 18), naviga- tion to the five (5) differ ent menu items can occur . ...

  • Toro 4530 - page 165

    Greensmaster 33 20/3420 P age 6 - - 15 Electr ical System Service Screen The service screen (Fi g. 20) cont ains machine o pera- tional information including hours and counts. V a lues listed for service menu items ca nnot be changed. The options listed for ho urs include the followin g: D Key On identifies the number of hours that the key switch h ...

  • Toro 4530 - page 166

    Greensmaster 3320/34 20 Page 6 - - 16 Electrical S ystem Diagnos tics Scr een The diagnostics scr een (Fig. 21 ) lists the vario us states of machine electrical com ponents. The diagnostics screen should be used to check operation of machi ne switches and controls. For each of the diagnostics screen items, inputs, qualifi- ers and outp uts are iden ...

  • Toro 4530 - page 167

    Greensmaster 33 20/3420 P age 6 - - 17 Electr ical System About Screen The about screen (Fig. 22) identifies the machine model number , serial number and software revisions for th e TEC controller , InfoCenter , reel motor controllers and generator controller . The about screen also lists the CAN - - bus st atus. T o return to the main menu screen ...

  • Toro 4530 - page 168

    Greensmaster 3320/34 20 Page 6 - - 18 Electrical S ystem Settings Sc reen The settings scree n identifies the I nfoCenter lang uage and units (Engl ish or Metric). The settings screen also allows the operator to customize the backlight (b right- ness) and contrast settings for the Info Center display . If either the backlight or contrast items are ...

  • Toro 4530 - page 169

    Greensmaster 33 20/3420 P age 6 - - 19 Electr ical System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 170

    Greensmaster 3320/34 20 Page 6 - - 20 Electrical S ystem T roubleshooting CAUTION Remove all jewelry , especially rings and watches, before doing any elec trical trouble- shooting or testing. Disconnect the battery cables un less the te st requi res battery vo ltage. For effective troubleshooting and repairs, there must be a good understanding of t ...

  • Toro 4530 - page 171

    Greensmaster 33 20/3420 P age 6 - - 21 Electr ical System Retrieving Fault Codes All machine fault cod es are retained in the TEC control- ler memory . The th ree (3) mo st recent fault code s that have occurred within the last forty (40) hours of op era- tion can be retrieved usin g the diagnostic light. T o re- trieve these fault codes from the c ...

  • Toro 4530 - page 172

    Greensmaster 3320/34 20 Page 6 - - 22 Electrical S ystem Fault Codes The list below identifies the fault codes that are gen er- ated by the TEC controller to identify an electrical sys- tem malfunction (fault) that occurred during ma chine operation. O n machines wit h serial num ber below 312000000, the fault cod e will be retrieved using the diag ...

  • Toro 4530 - page 173

    Greensmaster 33 20/3420 P age 6 - - 23 Electr ical System Fault Code (Lamp Flashes) Fault Description 4- -3 Optional hydraulic oil temperature sensor is faulty (GR3420) 4- -4 System voltage to genera tor and all cutting u nit motors is insufficient (likely a 48V battery problem) 4- -5 System voltage to genera tor and all cutting u nit motors is exc ...

  • Toro 4530 - page 174

    Greensmaster 3320/34 20 Page 6 - - 24 Electrical S ystem Fault Code (Lamp Flashes) Fault Description 9- -7 System voltage to generato r is insuf fici ent (generator w ill be disabled) 9- -8 Logic system voltage to #1 cutting unit motor is excessive (motor will be disabled) 9- -9 Logic system voltage to #2 cutting unit motor is excessive (motor will ...

  • Toro 4530 - page 175

    Greensmaster 33 20/3420 P age 6 - - 25 Electr ical System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 176

    Greensmaster 3320/34 20 Page 6 - - 26 Electrical S ystem Hand Held Diagnostic Dis play Y our Greensmaster is equipped with a T oro Electronic Controller (TEC) which controls machine electrical func- tions. The controller monito rs various input swi tches (e.g. ignition switch, seat switch, etc.) and energizes outputs to actuate solenoids o r relays ...

  • Toro 4530 - page 177

    Greensmaster 33 20/3420 P age 6 - - 27 Electr ical System 5. The “INPUTS DISPLA YED” LED, on lower right col- umn of the Hand Held Diagnost ic Display , should be illu- minated. If the green “OUTPUTS DISPLA YED” LED is illuminated, press the toggle button on t he Diagnostic Display to change to “INPUTS DISPLA YED” LED. 6. The Hand Held ...

  • Toro 4530 - page 178

    Greensmaster 3320/34 20 Page 6 - - 28 Electrical S ystem Hand Held Diagnostic Display TEC Controller Inputs Hand Held Di agnostic Display LED Operation JOYSTICK LOWER Joystick moved to lower (forward) position: LED ON Joystick NOT moved to lower position: LED OFF LEAK DETECTOR (LD) (Optional for Gr eensmaster 3320 machines only) Leak detector switc ...

  • Toro 4530 - page 179

    Greensmaster 33 20/3420 P age 6 - - 29 Electr ical System V erify Diagnostic Display Output Functions The Hand Held Diagnostic Display ha s the ability to de- tect which output solenoids o r relays are turned on by the TEC contr oller . T his is a qu ick way to deter mine if a machine malfunction is el ectrical or hydraulic. NOTE: An open output (e ...

  • Toro 4530 - page 180

    Greensmaster 3320/34 20 Page 6 - - 30 Electrical S ystem Hand Held Diagnostic Display Outputs Hand Held Diagnostic Display LED Operation ST ART TEC output exists to energize starte r solenoid (Greensmaste r 3320) or starter rela y (Greensmaste r 3420): LED ON No TEC output to sta rter solenoid or starter relay: LED OFF ETR (DSL) RTR ( G a s) TEC ou ...

  • Toro 4530 - page 181

    Greensmaster 33 20/3420 P age 6 - - 31 Electr ical System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 182

    Greensmaster 3320/34 20 Page 6 - - 32 Electrical S ystem Starting Pr oblems NOTE: Check Diagnostic Light (serial number belo w 312000000) or I nfoCenter display ( serial number above 312000000) for possible ope rator advisories or faults whenever diagnosing mach ine electrical problems. Problem Possible Causes Starter sol enoid clicks, but star ter ...

  • Toro 4530 - page 183

    Greensmaster 33 20/3420 P age 6 - - 33 Electr ical System Starting Problems (c ontinued) Problem Possible Causes Engine cranks, but do es not start. The fuel tan k is empty . The fuel filter is plugged. Engine and/or fuel may be too cold. Wiring to start c ircuits is loose , corroded or damage d (see electrical schema tic in Chapter 10 - - Foldout ...

  • Toro 4530 - page 184

    Greensmaster 3320/34 20 Page 6 - - 34 Electrical S ystem General Run a nd T ransport Problem s NOTE: Check Diagnostic Light (serial number belo w 312000000) or I nfoCenter display ( serial number above 312000000) for possible ope rator advisories or faults whenever diagnosing mach ine electrical problems. Problem Possible Causes Engine kills when t ...

  • Toro 4530 - page 185

    Greensmaster 33 20/3420 P age 6 - - 35 Electr ical System Cutting Unit Operat ing Prob lems NOTE: Check Diagnostic Light (seria l number below 312000000) or InfoCenter display (serial number above 312000000) for possibl e operator advisories or faults whenever diagnosing mach ine electrical problems. Problem Possible Caus es Cutting units will not ...

  • Toro 4530 - page 186

    Greensmaster 3320/34 20 Page 6 - - 36 Electrical S ystem Cutting Unit Operating Problems (Continued) Problem Possible Causes None of the cutting units run wh en lowered with the functional control lever in the MOW posi tion. NOTE: Make sure to check for ma chine electrical fault to assist with troubleshooting. A lso, use Hand Held Diagnostic Displa ...

  • Toro 4530 - page 187

    Greensmaster 33 20/3420 P age 6 - - 37 Electr ical System Electrical System Quick Checks 12 V olt Battery T est Use a multimeter to measure the voltage between th e battery terminals. Set the multimeter to th e DC volts setting. T he battery should be at a tempera ture of 60 o to 100 o F( 1 6 o to 37 o C). The ignition key should be of f and all ac ...

  • Toro 4530 - page 188

    Greensmaster 3320/34 20 Page 6 - - 38 Electrical S ystem Adjustments Parking Brake Switch The parking brake switch is a normally open proximity switch that mounts to the frame bracket used to attach the parking brake lever assembly (Fig. 30). The sensing plate for the bra ke switch is a tab on t he parking br ake lever assembly . The T oro Electron ...

  • Toro 4530 - page 189

    Greensmaster 33 20/3420 P age 6 - - 39 Electr ical System Neutral and Mow Switche s The neutral and mow switches are normal ly open prox- imity switches that mount to the console assembly (Fig. 32). The sensing plate for these switches is a tab on the functional control lever . The T oro Electronic Controller (TEC) monito rs the operat ion of the n ...

  • Toro 4530 - page 190

    Greensmaster 3320/34 20 Page 6 - - 40 Electrical S ystem Component T esting For accurate resistance and/or continuity checks, elec - trically disconne ct the component being t ested from the circuit (e.g. unplug the ignition switch connector b efore doing a continuity c heck). NOTE: For engine componen t testing informatio n, re- fer to the appropr ...

  • Toro 4530 - page 191

    Greensmaster 33 20/3420 P age 6 - - 41 Electr ical System Ignition Switch (S erial Number Above 312 000000) The ignition (key) switch is located on the control panel and has three (3) positions: ST OP , RUN and ST ART (Fig. 37). T he T oro Electronic Controller (TEC) m onitors the operation of the i gnition swit ch. NOTE: The engine can only be sta ...

  • Toro 4530 - page 192

    Greensmaster 3320/34 20 Page 6 - - 42 Electrical S ystem Engine Oil Pres sure Indicator Light (Greensm aster 3320 with Ser ial Number B elow 312000000) The engine oil pressure indicator light on Greensmaster 3320 machines with se rial number below 312000000 s h o u l dc o m eo nw h e nt h ei g n i t i o ns w i t c hi si nt h eR U N position with th ...

  • Toro 4530 - page 193

    Greensmaster 33 20/3420 P age 6 - - 43 Electr ical System Indicator Light s (Greensmaster 3420 with Serial Number Belo w 312000000) Charge Indicator Light The charg e indicator light sho uld come on wh en the igni - tion switch is in the RUN position with the engine not run- ning. Also, it should illuminate with an imprope rly operating charging ci ...

  • Toro 4530 - page 194

    Greensmaster 3320/34 20 Page 6 - - 44 Electrical S ystem Fuse Block (Greensmaster 3320) The fuse block on Greensmaster 3320 machines is at- tached to the frame under the o perator seat (Fig. 42). Fuse Identification and Function U s eF i g u r e4 3t oi d e n t i f ye a c hi n d i v i d u a lf u s ea n di t sc o r - rect amperage. Fuses for Green sm ...

  • Toro 4530 - page 195

    Greensmaster 33 20/3420 P age 6 - - 45 Electr ical System Fuse Block (Greensmaster 3420 wit h Serial Num ber Below 312000000) The fuse block on Greensmaster 3 420 machines is at- tached to the frame un der the operato r seat (Fig. 44). In addition to the fuse s in the fuse block, a 50 amp maxi - - fuse is included in th e wire harness. This fuse pr ...

  • Toro 4530 - page 196

    Greensmaster 3320/34 20 Page 6 - - 46 Electrical S ystem Fuse Block (Greensmaster 3420 with Seri al Number Above 312000000) The fuse block on Greensmaster 3420 machines is at- tached to the frame under the o perator seat (Fig. 46). In addition to the fuses in the fuse block, a 50 amp maxi - - fuse is included in the wire harness. This fuse pro- tec ...

  • Toro 4530 - page 197

    Rev . A Greensmaster 3320/3420 Page 6 - 47 Electric al System Electric Reel Drive System (48 V olt DC) Fuses Several fuses are used in the electric reel drive system for circuit protec tion. These fuses plug into f use holders and are locat ed under the side cover next to t he operator seat. Fuse Identification and Function Use Figures 47, 48 a nd ...

  • Toro 4530 - page 198

    Greensmaster 3320/34 20 Page 6 - - 48 Electrical S ystem Fusible Links The electrical system on Greensmaster T riFlex Hybrid machines include a har ness with three (3) fusible l inks for machine circuit protection. This fusible lin k harness connects the machine wire harness to the positive (+) battery terminal. Greensmaster 3 320 machines (ga soli ...

  • Toro 4530 - page 199

    Greensmaster 33 20/3420 Page 6 - - 49 Electri cal System Hour Meter 1. Park machi ne on a level surface, l ower cutting units, engage parking brake and stop engin e. Remove key from ignition switch. 2. Remove console c over from console assembly to gain access to hour m eter (see Cont rol Console D isas- sembly in the S ervice and Repairs section o ...

  • Toro 4530 - page 200

    Greensmaster 3320/34 20 Page 6 - - 50 Electrical S ystem Seat Switch The seat switch is normally ope n and closes when the operator is on the seat. If the Functional Control Lever is moved out of neutral (neutral switch opens) and the operato r raises o ut of the sea t, the engi ne will stop. The seat switch and its electrical connector are located ...

  • Toro 4530 - page 201

    Greensmaster 33 20/3420 Page 6 - - 51 Electri cal System Neutral and Mow Switche s The neutral and mow switches are normal ly open prox- imity switches that mount to the console assembly (Fig. 57). The sensing plate for these switches is a tab on the functional control lever . The T oro Electronic Controller (TEC) monito rs the operat ion of the ne ...

  • Toro 4530 - page 202

    Greensmaster 3320/34 20 Page 6 - - 52 Electrical S ystem Parking Brake Switch The parking brake switch is a normally open proximity switch that mounts to the frame bracket used to attach the parking brake lever assembly (Fig. 58). The sensing plate for the bra ke switch is a tab on t he parking br ake lever assembly . The T oro Electronic Controlle ...

  • Toro 4530 - page 203

    Greensmaster 33 20/3420 Page 6 - - 53 Electri cal System Joystick Raise and Lower Switches The joystick r aise and lower switches are located on the joystick assembly that is attached to the control console. T h er e a rs w i t c hi su s e dt o l o w e rt h ec u t t i n gu n i t sa n dt h e front switch to raise th em (Fig. 60). The switches ar e i ...

  • Toro 4530 - page 204

    Greensmaster 3320/34 20 Page 6 - - 54 Electrical S ystem Backlap Swit ch The backlap switch on Greensmaster T riFlex Hybrid machines is used to con trol cutting reel backlap opera- tion. The T oro Electronic Controller (TEC) uses the backlap switch as an input to reverse cutting reel direc- tion and also to pre vent the cutting reels from r aising ...

  • Toro 4530 - page 205

    Greensmaster 33 20/3420 Page 6 - - 55 Electri cal System Electric Reel Contactor Greensm aster T riFlex Hybrid m achines use the electr ic reel contactor to connect the generator , reel motors and the 48 volt batt ery pack. The c ontactor is en ergized by the generator controller . The electric reel contactor is lo- cated under the l eft side cover ...

  • Toro 4530 - page 206

    Greensmaster 3320/34 20 Page 6 - - 56 Electrical S ystem Reel Speed Poten tiometer (Serial Number Below 312000000) The reel sp eed potentiometer on Gr eensmaster T riFlex Hybrid machines with seria l number below 3120 00000 controls the cutting reel speed. The TEC controller uses the potentiom eter set ting as an input t o determ ine the necessary ...

  • Toro 4530 - page 207

    Greensmaster 33 20/3420 Page 6 - - 57 Electri cal System T oro Electronic Controller (TEC) Greensm aster TriFlex Hybrid machin es use a T oro Elec- tronic Controller (TEC) to mo nitor the cond ition of vari- ous switches (inputs) and the n direct electrical power output to allow certain machine functions. The controller is attached to the frame und ...

  • Toro 4530 - page 208

    Greensmaster 3320/34 20 Page 6 - - 58 Electrical S ystem Hydraulic Solenoid V alve Coils The Greensmaster hydraulic control manifolds use sev- eral hydraulic solenoid val ve coils for system control. The lift manifold includes four (4) sole noid valves. On machines equipped with th e optional T urf Gu ardian TM Leak Detector , the leak detecto r ma ...

  • Toro 4530 - page 209

    Greensmaster 33 20/3420 Page 6 - - 59 Electri cal System NOTE: Solenoid coil resistance shou ld be measured with solenoid at approximately 68 o F( 2 0 o C). Resistance may be slightly di fferen t than listed at d ifferent tempera- tures. T ypically , a failed solenoid coil will eithe r be shorted (very low or no resistance) or open (infinite re- si ...

  • Toro 4530 - page 210

    Greensmaster 3320/34 20 Page 6 - - 60 Electrical S ystem Main Power , Electric Cutting Reels Enable, Charge Circuit (Greensmaster 3320), Glow (Greensmaster 3420) and Fan (Greensmaster 3420) Relays The Greensmaster T riFlex Hy brid electrical system in- cludes several identi cal, four (4) terminal relays for cur- rent control. Mo st of these relays ...

  • Toro 4530 - page 211

    Greensmaster 33 20/3420 Page 6 - - 61 Electri cal System 3. Measure coil resistance bet ween terminals 85 and 86 with a multimeter (ohms setti ng) (Fig. 76). Resist- ance should be approximately 72 ohms . 4. Connect multimeter ( ohms setting) leads to relay ter- minals 30 and 87. Ground terminal 86 an d apply +12 VDC to terminal 8 5. The relay shou ...

  • Toro 4530 - page 212

    Greensmaster 3320/34 20 Page 6 - - 62 Electrical S ystem Kill (Greensmaster 3320) and Start (Greensmaster 3420) Relays The Greensmaster T riFlex Hy brid electrical system in- cludes a five (5) terminal relay for current control. The kill relay is used only on Greensmaster 3320 machines. The start relay is used only on Greensmaster 3420 ma- chines. ...

  • Toro 4530 - page 213

    Rev . A Greensmaster 3320/3420 Page 6 - 63 Electrical System CAN - bus T ermination Resistors System communication be tween electrical components on Greensmaster Hybrid T riFlex mach ines is accom- plished on two (2) CAN- bus communication systems. T wo (2) specially designed, twisted cables form the b us for both of the networks use d on the Hybri ...

  • Toro 4530 - page 214

    Greensmaster 3320 /3420 Page 6 - 64 Electrical System Electric Reel Circuit Protection Diode The Greensmaster T riFlex Hybrid electric reel circuit in- cludes a diode that is used for circu it protectio n from voltage spikes when the e lectric reel co ntactor is de - en- ergized. The diode plugs into the E- Reels w ire harness under the left si de ...

  • Toro 4530 - page 215

    Rev . A Greensmaster 3320/3420 Page 6 - 65 Electrical System Location ID Module T h el o c a t i o nI Dm o d u l ee x i s t si nt h ee l e c t r i cc u t t i n gr e e l s circuit to identify the loca tion of the three (3) cutting reel motors. This module allows such machine features as raising the center cutting unit slightly later than the front c ...

  • Toro 4530 - page 216

    Rev . A Greensmaster 3320/3 420 Page 6 - 66 Electrical System Cutting Reel Motors The three (3) cutting ree l motors are identical 48 VDC, brushless, per manent mag net motors. Each m otor has its own integral invertor and on- board controller . Because the cutting reel m otors used on the machine are identical, m otors fr om different cutting un i ...

  • Toro 4530 - page 217

    Greensmaster 3320/3420 Page 6 - 67 Electrical System Starter Solenoid (Greensmaster 3320) The starter solenoid use d on Greensmaster 332 0 ma- chines allows current flow fr om the battery to the engine starter motor when energized. This soleno id is ener- gized by the TEC controller whe n the ignition switch is in the ST ART position. The starte r ...

  • Toro 4530 - page 218

    Greensmaster 3320 /3420 Page 6 - 68 Electrical System Fuel Pump (Greensmaster 3420) The fuel pum p on Greensm aster 34 20 machines is se - cured to the radiat or assembly with an r - clam p (Fig. 89). The T oro Electronic Con troller (TE C) energizes th e fuel pump when the ignition switch is in either the RUN or ST ART position. IMPORT ANT : When ...

  • Toro 4530 - page 219

    Greensmaster 3320/3420 Page 6 - 69 Electrical System Fuel Solenoid (Greensmaste r 3420) The fuel solenoid used on Greensmaster 3420 ma- chines must b e energized for th e diesel engine to run . The fuel solenoid is mounted to the injection pu mp on the engine (F ig. 90). The T oro Electron ic Controller (TEC) energizes the fuel solenoid when the ig ...

  • Toro 4530 - page 220

    Rev . A Greensmaster 3320/3 420 Page 6 - 70 Electrical System T emperature Sender (Greensmaster 3420) The temperature sender is locate d near the alternator on the water flan ge attached to the eng ine cylinder head (Fig. 91). The resistance of the temperatur e sender reduces a s the engine coolant temperature increases. The chang- ing resistance o ...

  • Toro 4530 - page 221

    Greensmaster 3320/3420 Page 6 - 71 Electrical System Diode Assembly (Greensmaster 3420) The Greensmaster 3420 wire harness cont ains a diode that is used for circui t protection from voltage spikes when the engine starter solen oid is de - energized. The diode plugs into the wir e harness in the e ngine area (se e Greensmaster 3420 Wi re Harness Dr ...

  • Toro 4530 - page 222

    Greensmaster 3320 /3420 Page 6 - 72 Electrical System Tu r f G u a r d i a n TM Leak Detector Oil Level S ensor (If Equipped) NOTE: The T urf Guard ian TM Leak Detector Syste m is optional on Greensmaster T riFlex Hybrid machines. The leak dete ctor oil lev el s ensor closely monitors t he hydraulic fluid leve l in the main hydraulic reservoir . Th ...

  • Toro 4530 - page 223

    Greensmaster 3320/3420 Page 6 - 73 Electrical System Tu r f G u a r d i a n TM Leak Detector Alarm (If Equ ipped) NOTE: The T urf Guardian TM Leak Detector System is optional on Greensmaster T riFlex Hybrid machines. Machines equipped with the Turf Guardian TM Leak De- tector System include a n alarm that sounds if a hydraulic leak is detected by t ...

  • Toro 4530 - page 224

    Greensmaster 3320/34 20 Page 6 - - 74 Electrical S ystem Service and Repairs V erify Interlock System Operation CAUTION The interlock switches are for the operator ’ s protection; do not disconnect them. Check the operation of the switches daily to assure the in- terlock system is operating. If a switch is defec - tive, replace it befor e operati ...

  • Toro 4530 - page 225

    Greensmaster 33 20/3420 Page 6 - - 75 Electri cal System 12 V olt Battery Care 1. Battery electr olyte level must be properly main- tained. The t op of the batte ry must be kept clean. lf the machine is stored in a location where temper atures are extremely high, the bat tery will dischar ge more rapidly than if the machine is stored in a location ...

  • Toro 4530 - page 226

    Greensmaster 3320/34 20 Page 6 - - 76 Electrical S ystem 12 V olt Battery Service The battery is the heart of th e electrical system. With regular and proper service, battery life can be extended. Additiona lly , battery and electrical component failure can be prevented. CAUTION When working with batter ies, use extrem e cau- tion to avoid splashin ...

  • Toro 4530 - page 227

    Greensmaster 33 20/3420 Page 6 - - 77 Electri cal System Battery Inspection and Ma intenance 1. Perform following in spections and maintenance: A. Check for cracks caused by overly tight or loose hold - - down retainer . Replace battery if cracked or leaking. B. Check battery terminal posts for corrosion. Use a terminal br ush or steel wool to clea ...

  • Toro 4530 - page 228

    Greensmaster 3320/34 20 Page 6 - - 78 Electrical S ystem Battery T esting 1. Conduct a hydrom eter test of the b attery elect rolyte. IMPORT ANT : Make sure the area around the cells is clean before opening the batter y caps. A. Measure the specific gravity of each cell with a hydrometer . Draw electrolyte in and out of the hydrometer barrel p rior ...

  • Toro 4530 - page 229

    Greensmaster 33 20/3420 Page 6 - - 79 Electri cal System Battery Charging T o minimize possible damage to the batter y and allow the battery to be fully charged, the slow ch arging meth- od is presented here. This charging me thod can be ac- complishe d with a constan t current battery charger which is available in most shop s. CAUTION Follow the b ...

  • Toro 4530 - page 230

    Greensmaster 3320/34 20 Page 6 - - 80 Electrical S ystem Electric Reel Drive System (48 V olt DC) Battery Pack Service 1. Flange nut (8 used) 2. Battery jumper wire (3 u sed) 3. Foam strip (2 used) 4. Battery clamp 5. Flange head screw (8 used) 6. Flange nut (3 used) 7. Retaining nut (3 used) 8. T u be (3 u sed) 9. Bat tery (4 u sed) 10. Washer (3 ...

  • Toro 4530 - page 231

    Greensmaster 33 20/3420 Page 6 - - 81 Electri cal System The batteries used in the T riFlex electric reel drive sys- tem are valve regulated, sealed lead acid batteries. The batteries are maintenance free w ith no provision for checking or adjusting electro lyte level. The batteries are equipped with a low pressure venting system designed to releas ...

  • Toro 4530 - page 232

    Greensmaster 3320/34 20 Page 6 - - 82 Electrical S ystem Battery Pack Service Clean the battery p ack with clean water and a towe l. Do not use solvents or chemicals to clean the battery pack. When testing batteries in your Greensmaster , it is impor- tant to test all four ( 4) individual batteries. Proper perfor- mance of the machine depends on al ...

  • Toro 4530 - page 233

    Greensmaster 33 20/3420 Page 6 - - 83 Electri cal System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 234

    Greensmaster 3320/34 20 Page 6 - - 84 Electrical S ystem Generator Drive Belt (Greensmaster 3320) Removal (Fig. 100) 1. Park machin e on a level surface, lower cutting units, stop engine, apply parking brake and remove key from ignition switch . 2. Disconnect the cutting units from the electrical power supply by separating the cutting unit power d ...

  • Toro 4530 - page 235

    Greensmaster 33 20/3420 Page 6 - - 85 Electri cal System 6. Remove generator belt from pulleys an d machine. 7. Inspect generator belt and replace belt if wo rn or damaged. Installation (Fig. 100) 1. Position generator belt to engine, generator and idler pulleys. 2. Secure pump assem bly to pump mount (Fi g. 102): A. Carefully insert coupli ng on p ...

  • Toro 4530 - page 236

    Greensmaster 3320/34 20 Page 6 - - 86 Electrical S ystem Generator Drive Belt (Greensmaster 3420) Removal (Fig. 103) 1. Park machin e on a level surface, lower cutting units, stop engine, apply parking brake and remove key from ignition switch . 2. Disconnect the cutting units from the electrical power supply by separating the cutting unit power d ...

  • Toro 4530 - page 237

    Greensmaster 33 20/3420 Page 6 - - 87 Electri cal System Installation (Fig. 103) 1. Position genera tor belt to engine a nd generator pul- leys. 2. Secure pump assem bly to bell housing (Fig. 10 4): A. Carefully insert coupli ng on pump shaft into cou- p l i n ga t t a c h e dt oe n g i n ea n ds l i d ep u m pa s s e m b l yt o bell housing. T ake ...

  • Toro 4530 - page 238

    Greensmaster 3320/34 20 Page 6 - - 88 Electrical S ystem Generator Assembly (Greensmaster 3320) 1. Square key (2 used) 2. Square head screw (4 used) 3. Engine pulley 4. Pump coupling 5. Screw (4 used) 6. Generator belt 7. Grease fitting 8. Retaining ring 9. W asher (2 used) 10. Idler bracket 1 1. T orsion spring 12. Idler pulley 13. Flange nut 14. ...

  • Toro 4530 - page 239

    Greensmaster 33 20/3420 Page 6 - - 89 Electri cal System Removal (Fig. 105) 1. Park machi ne on a level surface, l ower cutting units, stop engine, apply pa rking brake and remove key from ignition switch. 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Openin g Elec ...

  • Toro 4530 - page 240

    Greensmaster 3320/34 20 Page 6 - - 90 Electrical S ystem Generator Assembly (Greensmaster 3420) 1. Generator asse mbly 2. Square key 3. Generator pulley 4. Square head screw (2 used) 5. Gene rator plate 6. Flange head screw (5 used) 7. W asher (2 used) 8. T orsion spring 9. Idler bracket 10. Retaining ring 1 1. Grease fittin g 12. Genera tor b elt ...

  • Toro 4530 - page 241

    Greensmaster 33 20/3420 Page 6 - - 91 Electri cal System 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Openin g Electrical Circuit to Cutting Units in the General Infor mation section of this cha pter). This will prevent unexpe cted cutting unit operation . 3. T o ...

  • Toro 4530 - page 242

    Greensmaster 3320/34 20 Page 6 - - 92 Electrical S ystem Generator Assembly Service 1. Generator asse mbly 2. Plug (2 used) 3. Flocked seal 4. W ave washer 5. Retaining ring 6. Cap screw (2 used) 7. Flat washer (2 used) 8. W asher head screw (6 used) 9. Controller assembly 10. Flange nut (2 use d) 1 1. Cover gasket 12. Access cover 13. Washer head ...

  • Toro 4530 - page 243

    Greensmaster 33 20/3420 Page 6 - - 93 Electri cal System 6. Remove cap screws (item 6), flat washers (item 7) and flange nuts ( item 10) that secure controller to gener- ator assembly . Lift controller from generator . Remove and discard O - -ring (item 24). NOTE: If controller (item 9) damage exists, controller replace ment is necessa ry . Intern ...

  • Toro 4530 - page 244

    Greensmaster 3320/34 20 Page 6 - - 94 Electrical S ystem Assembly (Fig. 107) 1. Make sure that all genera tor compon ents are cleaned befor e assembly . 2. Install internal generator assembly components (Fig. 108): A. If bearin gs were remove d from r otor assembly , install new bear ings onto r otor shaft. Make sure tha t new bearings ar e fully p ...

  • Toro 4530 - page 245

    Greensmaster 33 20/3420 Page 6 - - 95 Electri cal System This page is intent ionally blank. Electrical System ...

  • Toro 4530 - page 246

    Greensmaster 3320/34 20 Page 6 - - 96 Electrical S ystem Cutting Reel Motor 1. O - - ring 2. Retaining ring (2 used) 3. Cutting reel motor 4. Motor mount 5. Cut ting U nit 6. Motor clamp 7. Moto r cable Figure 109 1 2 3 5 4 6 7 FRONT RIGHT NOTE: If electrical problems exist with a cutting reel motor , a fault should have o ccurred that woul d be in ...

  • Toro 4530 - page 247

    Greensmaster 33 20/3420 Page 6 - - 97 Electri cal System 4. Locate and unplug two (2) electrical connectors from motor cable to machine wire harne ss. 5. Route motor cable out of wire form on cutting unit suspension. 6. Remove cutting ree l motor from the cutting unit: A. Push the motor clamp out of the slots on the mo- tor mount toward the cutting ...

  • Toro 4530 - page 248

    Greensmaster 3320/34 20 Page 6 - - 98 Electrical S ystem Cutting Reel Motor Service 1. T orx head screw (12 used) 2. Motor cover 3. O - - ring 4. W ave washer (2 used) 5. Bearing (2 used) 6. Rotor 7. Bear ing (2 used) 8. O - - ring ( 2 used) 9. Housing/controller/cable a ssembly 10. O - - r ing 1 1. Ou tput gear 12. Gearbox cover 13. Shaft seal 14. ...

  • Toro 4530 - page 249

    Greensmaster 33 20/3420 Page 6 - - 99 Electri cal System 7. Remove motor cover and wave washer ( item 4) from rotor assembly . Remove and discard O - -r ings (items 14 and 3) from cover . 8. Remove and disca rd O - - ring (item 8) from motor housing. IMPORT ANT : Make sure to not damage the gearbox cover counter bore when removing the shaft se al f ...

  • Toro 4530 - page 250

    Greensmaster 3320/34 20 Page 6 - - 100 Electrical S ystem This page is intentionally blank. ...

  • Toro 4530 - page 251

    Greensmaster 33 20/3420 Page 7 - - 1 Chassis Chapter 7 Chassis T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu als 3 ......................... Opening Electrical Circuit to Cutting Units 3 ...... SPECIAL TOOLS 4 ............................. ADJUSTMENTS 5 ......... ...

  • Toro 4530 - page 252

    Greensmaster 3320/34 20 Page 7 - - 2 Chassi s Specifications Item Description F r o n tt i r ep r e s s u r e( 1 9x1 0 . 5 0x8 )( 4p l y ) 1 2t o1 6P S I( 8 3t o1 1 0k P a ) Rear tire pressure (19 x 10.50 x 8) ( 4 ply) 12 to 16 PSI (83 to 1 10 kPa) Wheel lu g nut tor que 65 to 85 ft - - lb (89 to 1 15 N - - m) Wheel motor/wheel hub lock nut torque ...

  • Toro 4530 - page 253

    Greensmaster 33 20/3420 Page 7 - - 3 Chassis General Information Operator ’ s Manuals The T raction Unit and Cutting Unit Operator ’s Manuals provid e informa tion regar ding the oper ation, gene ral maintenance procedures and maintenance intervals for your Greensmaster T riFlex Hybrid machine. Refer to these publications for additional informa ...

  • Toro 4530 - page 254

    Greensmaster 3320/34 20 Page 7 - - 4 Chassi s Special T ools Wheel Hub Puller The wheel hub puller a llows safe remova l of the whee l hub from the shaft of the h ydraulic wheel mot ors used on Greensmaster T riFlex Hybrid machines. T oro Part Number: TOR4097 Figure 2 Grease Fitting This grease fitting can be used to allow the frame tube to be fill ...

  • Toro 4530 - page 255

    Greensmaster 33 20/3420 Page 7 - - 5 Chassis Adjustments Parking Brake Adjustment 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. With parki ng brake engaged, measure the distance between the centers of the two (2) pins that secure the brake sprin ...

  • Toro 4530 - page 256

    Greensmaster 3320/34 20 Page 7 - - 6 Chassi s Service and Repairs Wheels 1. Front wheel 2. Lug nut (4 used per wheel) 3. Rear wheel Figure 6 FRONT RIGHT 65 to 85 ft - - l b (89 to 1 15 N - - m) 2 3 1 1 2 ...

  • Toro 4530 - page 257

    Greensmaster 33 20/3420 Page 7 - - 7 Chassis Removal (Fig. 6) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Chock wheels to prevent machin e from shifting. 3. Loosen, but do not remove, lug nuts. When changing attachments, tires or perform ing o ...

  • Toro 4530 - page 258

    Greensmaster 3320/34 20 Page 7 - - 8 Chassi s Brake Ser vice Figure 7 250 to 400 ft - - lb (339 to 542 N - - m) 65 to 85 ft - - l b (89 to 1 15 N - - m) 7 10 5 11 1 9 6 8 2 4 3 12 13 14 15 16 17 1. Wheel as sembl y 2. Wheel h ub 3. Bra ke drum 4. Wheel stud (4 per wheel) 5. Brake assembly (LH shown) 6. Cap screw (4 per brake) 7. Lock nut 8. Cap scr ...

  • Toro 4530 - page 259

    Greensmaster 33 20/3420 Page 7 - - 9 Chassis NOTE: If desired, the complete brake assembly can be removed from the machine for disassembly (see step 1 1 below). 9. Remove shoe springs from brake shoes (Fig. 9). 10. Remove shoe hold down cups and springs. Remove brake shoes and hold down pins from backing plate (Fig. 9). 1 1. If necessary , remove b ...

  • Toro 4530 - page 260

    Greensmaster 3320/34 20 Page 7 - - 10 Chassis Brake Cables 1. Handle grip 2. Brake lever assembly 3. LH cover 4. Shoulder screw (2 used) 5. Brake assembly (LH shown) 6. Rubber bumper 7. Clevis pin (2 used) 8. Exte nsion spri ng 9. Screw 10. Pin 1 1. Equalizer bracket 12. Retaining ring (3 used) 13. Parking brake switch 14. Flange nut (2 use d) 15. ...

  • Toro 4530 - page 261

    Greensmaster 33 20/3420 Page 7 - - 1 1 Chassis Brake Cable Removal (Fig. 10) 1. Park machine on a level surface, lower cutting deck (or implement), stop eng ine and remove key from th e ignition switch. Make sur e that parking br ake is not ap- plied. 2. Chock front wheels to prevent machine from moving. 3. Remove cover(s) (items 3 and 24) from mac ...

  • Toro 4530 - page 262

    Greensmaster 3320/34 20 Page 7 - - 12 Chassis Rear Wheel Spindle Assembly 1. Lug nut (4 used) 2. Wheel spindle 3. Seal 4. Bearing cone (2 used) 5. Wheel hub 6. Bearing cup (2 used) 7. Wheel stud (4 use d) 8. T ab washer 9. Jam nu t 10. Retainer 1 1. Dust cap 12. Cotte r pin 13. Cap scre w (2 used ) 14. Cap scre w (2 used ) 15. Rear wheel assembly 1 ...

  • Toro 4530 - page 263

    Greensmaster 33 20/3420 Page 7 - - 13 Cha ssis Disassembly (Fig. 1 1) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Chock front wheels to prevent machine from shifting. 3. Remove re ar wheel ( see Wheel Re moval in this s ec- tion). Make sure to ...

  • Toro 4530 - page 264

    Greensmaster 3320/34 20 Page 7 - - 14 Chassis Rear Steering Fork Figure 12 FRONT RIGHT 60 to 80 ft - - l b (82 to 108 N - - m) 16 16 5 15 2 3 6 8 4 10 11 12 1 7 13 14 4 9 17 18 19 20 21 24 25 26 28 29 22 23 26 27 1. Lug nut (4 used) 2. Wheel sp indl e 3. Seal 4. Bear ing co ne (2 u sed) 5. Wheel h ub 6. Bear ing cu p (2 used ) 7. Wheel stud (4 use ...

  • Toro 4530 - page 265

    Greensmaster 33 20/3420 Page 7 - - 15 Cha ssis 4. Loosen, but do not remove, rea r wheel lug nuts. 5. Jack up rear of machine and support machine with jack stands (see Jacking Instructions in Chapter 1 - - Safety). 6. Remove rear wheel asse mbly (see Whee l Removal in this section). 7. Remove two (2) jam nuts that secure steering cylin- der rod end ...

  • Toro 4530 - page 266

    Greensmaster 3320/34 20 Page 7 - - 16 Chassis Control Console Figure 13 FRONT RIGHT 1. Cons ole 2. Cons ole co ver 3. Hour me ter 4. Arm r est 5. Knob 6. Lever boot 7. Joys tick ro d 8. Jam nu t 9. W asher head screw (2 per control) 10. Joystick assembly 1 1. Lock nut (2 per control) 12. Screw (7 u sed) 13. Flange n ut (4 used) 14. Carriage screw ( ...

  • Toro 4530 - page 267

    Greensmaster 33 20/3420 Page 7 - - 17 Cha ssis Disassembly (Fig. 13) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Remove screws (item 12) that se cure console cover (item 2) to console. Lower cover to allow access to con- sole components. 3. Re ...

  • Toro 4530 - page 268

    Greensmaster 3320/34 20 Page 7 - - 18 Chassis T ank Mount Plate Assem bly 1. T ank mount p late assembly (GR3320) 2. Suction hose (to gear pump) 3. Flange head screw (2 used) 4. Flat washer (2 used) 5. Flange head screw (2 used) 6. Frame 7. T ank mount plate assembly (GR3420) 8. Suct ion hose ( to gear p ump) 9. Frame 10. Flange h ead sc rew ( 4 us ...

  • Toro 4530 - page 269

    Greensmaster 33 20/3420 Page 7 - - 19 Cha ssis Raise T ank Mount Plate Assembly (Fig. 16) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Locate and remove four (4) screws that secure tank mount plate to frame. 3. Carefully lift tank mount p late ...

  • Toro 4530 - page 270

    Greensmaster 3320/34 20 Page 7 - - 20 Chassis Cutting Unit Suspension Crossarm Assembly 1. Crossarm 2. Flange bushing (4 used) 3. Link (4 used) 4. Lock nut (4 used) 5. LH crossarm mount 6. RH crossarm mount 7. Pivot pin (2 used ) 8. Leve r (2 used ) 9. Spring (2 used) 10. Pivot pin (2 used) 1 1. Socket head screw (8 used) 12. Basket horn (2 used) 1 ...

  • Toro 4530 - page 271

    Greensmaster 33 20/3420 Page 7 - - 21 Cha ssis Disassembly (Fig. 18) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Op ...

  • Toro 4530 - page 272

    Greensmaster 3320/34 20 Page 7 - - 22 Chassis Cutting Unit Suspension Assembly 1. Suspension assembly (3 used) 2. Flange screw (3 per suspension) 3. Basket 4. Clevis pin (3 used) 5. Cotter pin (3 used) 6. W asher (3 used) 7. LH spring retainer (3 used) 8. Lift cylinder 9. RH stabilizer spring (3 used) 10. LH stabilizer spring (3 used) 1 1. Spacer ( ...

  • Toro 4530 - page 273

    Greensmaster 33 20/3420 Page 7 - - 23 Cha ssis 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Openin g Electrical Circuit to Cutting Units in the General Infor mation section of this cha pter). This will prevent unexpe cted cutting unit operation . 3. Remove grass b ...

  • Toro 4530 - page 274

    Greensmaster 3320/34 20 Page 7 - - 24 Chassis Cutting Unit Suspension Service 1. Pivot mount 2. Lower A - - arm 3. Ball joint (6 used) 4. Retaining ring (6 used) 5. Striker plate 6. Pop rivet (2 used) 7. Steering stop 8. Flange head screw (5 used) 9. Clamp (6 used) 10. Flange head screw (8 used) 11 . U p p e r A - - a r m 12. Lift plate 13. Flange ...

  • Toro 4530 - page 275

    Greensmaster 33 20/3420 Page 7 - - 25 Cha ssis Disassembly (Fig. 20) 1. If cutting unit suspe nsion is attach ed to machine : A. Park machine on a level surface, eng age the parking brake, lo wer the cutting units and s top the engine. Remove key from the ignition switch. B. Disconnect the cuttin g units from the electric al power supply by separat ...

  • Toro 4530 - page 276

    Greensmaster 3320/34 20 Page 7 - - 26 Chassis C. If lift plat e (item 12 ) was rem oved from A - - arm , se- cure lift plate with two (2) flange head screws (item 13). T orque screws fr om 67 to 83 ft - - lb (91 to 1 12 N- -m ) . CAUTION Be careful when a ssembling t he suspens ion counterbalance system . The counterbalance spring is under heavy lo ...

  • Toro 4530 - page 277

    Greensmaster 33 20/3420 Page 7 - - 27 Cha ssis This page is intent ionally blank. Chassis ...

  • Toro 4530 - page 278

    Greensmaster 3320/34 20 Page 7 - - 28 Chassis Frame Assembly Figure 24 FRONT RIGHT 55 to 60 ft - - l b (75 to 81 N - - m) 1. ROPS assembly 2. Cap s crew (4 used) 3. RH side casting 4. Lock nut (4 used) 5. Flange head screw (8 used) 6. LH side casting 7. Step 8. St ep plate 9. W asher head screw (9 used) 10. Frame assembly 1 1. R - - clamp (2 used) ...

  • Toro 4530 - page 279

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 1 Chapter 8 DP A Cutting Units T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Cutting Unit Operator ’s Manual 3 ............... Supporting Cutting Unit when Se rvicing 3 ........ Opening Electrical Circuit to Cutting Units 3 .. ...

  • Toro 4530 - page 280

    Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 2 Specifications Figure 1 Frame Constr uction: Precision machined die cast alu- minum cross member with two ( 2) bolt - - on cast alumi- num side plates. Reel Construction: Reels are 21 inches (53.3 cm) in length and 5 inch (12.7 cm) in diameter . Hi gh strength, low alloy steel blades a re thr ...

  • Toro 4530 - page 281

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 3 General Information Cutting Unit Operator ’s Manual The Cutti ng Unit Oper ator ’s Manual provide s informa- tion regarding th e operation, gen eral maintenan ce and maintenance intervals for th e DP A cutting units on your Greensmaster T riFlex Hybrid machine. Additionall y , if optional ...

  • Toro 4530 - page 282

    Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 4 Special T ools Special tool s for servicing T oro Commercial Products are available from your T oro Distributor . Some of these tools may have been supplied with your mach ine or are available as T oro parts. Gauge Bar Assembly Use gauge bar to verify height- - of - - cut adjustment. T oro Pa ...

  • Toro 4530 - page 283

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 5 Roller Bearing Ins talla tion T ools W ashers and spacer used to install bearings and seals into front and rear rollers (Fig. 7 ). Seal installation washer: 107- - 8133 Seal installation spacer: 107- - 3505 Bearing installation washer : 104 - - 6126 As an alternative to using washer s and spac ...

  • Toro 4530 - page 284

    Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 6 Factors That Can Affect Cutting Performance There are a number of factors that can contribute to un- satisfactory quality of cut, some of which may be turf conditions. T urf conditions such as excessive thatch, “sponginess” or attempting to cut of f too much grass height may not always be ...

  • Toro 4530 - page 285

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 7 Factor Possible Problem/Correction Reel and bedknife sharp ness A reel and /or bedknife that ha s rounded cuttin g edges or “rifling” (grooved or wa vy appearance) cannot be corrected by tightening the bedknife t o reel contact. Grind cutting reel to rem ove taper and/or rifling. Grind bed ...

  • Toro 4530 - page 286

    Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 8 Factor Possible Problem /Correction Roller condition and roller type Make sure rollers rotate freely . Repair roller beari ngs as necessary . See Roller Service in th e Service and Repairs secti on of this chapter . Refer to Cutting Unit Operator’s Manual for roller options. Cutting unit ac ...

  • Toro 4530 - page 287

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 9 This page is intent ionally blank. DP A Cutting Units ...

  • Toro 4530 - page 288

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 10 Set Up and Adjustments Characteristics CAUTION Never install or work on the cutting units or cut- ting unit suspension with t he engine runn ing. Al - ways stop engi ne and remove key first . Al so, dis - connect the cutting unit power coupler to make sure that cutting unit motors can not be ...

  • Toro 4530 - page 289

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 1 1 Leveling Rear R oller The precision machined components of the cutting unit frame keep the rear roller and cutting reel in ali gnment (para llel). I f the side plat es are d isassemb led or as t he cutting reel wea rs, a limited a mount of side p late adjust- ment is possible to make sure t ...

  • Toro 4530 - page 290

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 12 Service and Repairs Backlappi ng DANGER TO A VOID PERSONAL INJURY OR DEA TH: D Never place hands or feet in the reel area while the engine is running. D When backlapping, run engine at idle speed only . D While backlapping, the reels may stall and then restart. D Do not attempt to restart ree ...

  • Toro 4530 - page 291

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 13 8. T o make an adjustment to the cutting units while backlapping, disengag e the PTO with the joystick and turn the engine OFF . W ait for all machine move ment to stop. After cutting unit adjustment s have been com- pleted, repeat steps 5 through 8 . 9. When the backlappi ng operation is co ...

  • Toro 4530 - page 292

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 14 Bedbar Assembly 1. Bedbar 2. Bedknife 3. Screw (13 used) 4. Bedbar a djuster screw (2 used) 5. Bedbar a djuster shaft (2 used) 6. Cap s crew (2 used) 7. Det ent (2 u sed) 8. W ave washer (2 used) 9. Retaining r ing (2 used) 10. Lock nut (2 used) 11 . W a s h e r ( 2 u s e d ) 12. Compression ...

  • Toro 4530 - page 293

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 15 CAUTION Contact wit h the reel , bedkn ife or oth er cuttin g unit parts can resu lt in person al injury . Use heavy gloves when handling the bedbar . 7. Remove bedbar a ssembly from cutting unit. 8. Inspect nylon bushings (ite m 15) and rub ber bush- ings (item 14) in side plates for wear or ...

  • Toro 4530 - page 294

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 16 Bedbar Adjus ter Service Figure 17 1. Bedbar a ssembly 2. Compression spring 3. Lock nut 4. Bedbar a djuster shaft 5. Flange bushing 6. Cap s crew 7. Detent 8. Wave washer 9. Retaining r ing 10. Bedbar a djuste r screw 1 1. Washer FRONT RIGHT Antiseize Lubricant 2 3 6 8 9 10 11 1 5 7 4 5 ...

  • Toro 4530 - page 295

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 17 Removal (Fig. 17) 1. Remove lock nut (item 3), compression spring (item 2) and washer (item 1 1) from bedbar adjuster screw . 2. Remove bedbar (see Be dbar Removal in this sec- tion). NOTE: Bedbar adjuster shaf t (item 4) has left - - hand threads. 3. Unscrew bedbar adjuster shaft (item 4) fr ...

  • Toro 4530 - page 296

    Rev . A Greensmaster 3320/3 420 DP A Cutting Units Page 8 - 18 Bedknife Replacem ent and Grinding 1. Screw (13 used) 2. Bedbar 3. Bedknife Figure 18 v 200 to 250 in - lb ( 2 3t o2 8N - m ) Lightly Oil Bedbar Surface 2 Antiseize Lubrica nt 1 3 Bedknife Removal (Fig. 18) 1. Remove be dbar from cutti ng unit (see Bedbar As- sembly in this section). 2. ...

  • Toro 4530 - page 297

    Rev . A Greensmaster 3320/3420 DP A Cutting Units Page 8 - 19 Bedknife Grinding Since there can be variations in the mounting surface of the bed bar , a new bedknife will no t be perf ectly f lat after it is installed to the bedbar . Because of this, it is nece s- sary to grind a new bedknife after i nstalling it to the bed- bar . Follow the existi ...

  • Toro 4530 - page 298

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 20 Cutting Reel Assembly Removal and Installation 1. Crossmember 2. LH side plate 3. Washer head screw (2 used) 4. Should er bolt (2 used per side plate) 5. Flange nut (2 used per side plate) 6. Cut ting reel assembly 7. Pitch arm (2 used) 8. Cap s crew (2 used) 9. RH side plate 10. Weight 1 1. ...

  • Toro 4530 - page 299

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 21 Cutting Ree l Assembly Remov al (Fig. 22) CAUTION Contact wit h the reel , bedkn ife or oth er cuttin g unit parts can resu lt in person al injury . Use heavy gloves when removing the cutting ree l. 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage par ...

  • Toro 4530 - page 300

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 22 6. Install shoulder bolts (item 4) and flange nut s (item 5) to secure the LH side pla tes to the crossmember . T or que the should er bolts from 210 to 240 in - - lb (24 to 27 N - - m) . 7. Position crosslink to p itch arms and secur e with washer head scre ws (item 3). 8. If bearing lock nu ...

  • Toro 4530 - page 301

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 23 This page is intent ionally blank. DP A Cutting Units ...

  • Toro 4530 - page 302

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 24 Cutting Reel Assembly Service 1. Cut ting reel 2. Flocked seal ( 2 used) 3. Bear ing (2 used) 4. Plug 5. B earin g lock s crew (R H thr ead) 6. Reel n ut (LH thread) Figure 24 90 to 1 10 ft - - lb (123 to 149 N - - m) FRONT RIGHT (Right Hand Thr eads) (Left Hand Thr eads) 1 2 3 4 5 3 2 9 0 t ...

  • Toro 4530 - page 303

    Rev . A Greensmaster 3320/3420 DP A Cutting Units Page 8 - 25 Disassembly of Cutting Reel (Fig. 24) 1. Remove bearin g lock screw (item 5) and reel nut (item 6) from cutting reel. Reel nut has LH threads and is in end of reel shaft identified with a groove that is just inside of reel spider (Fig. 25). 2. Slide bearings fro m reel shaft. IMPORT ANT ...

  • Toro 4530 - page 304

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 26 Prepari ng Reel for Grinding NOTE: Before grinding a cutting reel, make sure that all cutting unit compo nents are in good con dition. Depend- ing on type of gr inder used , faulty cutt ing unit compo - nents can affect grinding r esults. NOTE: When grinding, be care ful to not overheat the c ...

  • Toro 4530 - page 305

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 27 Reel Motor Adapter Removal 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the electric reel m otor from the cutting unit (see Cutting Reel Motors in the S ervice and Repairs section ...

  • Toro 4530 - page 306

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 28 Front Roller Removal (Fig. 29) 1. Position mach ine on a clean and leve l surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the c utting unit from the machine and pla ce on a level wor king surface. Use approp riate supp ort t ...

  • Toro 4530 - page 307

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 29 Rear Roller Removal (Fig. 31) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the cutting unit from the machine and place o nal e v e lw o r k i n gs u r f a c e .P lace support block ...

  • Toro 4530 - page 308

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 30 Roller Service 1. Wiehle ro ller 2. Smo oth roller 3. R oller shaft 4. B all bearing 5. Seal 6. V - - ring 7. B earing lock nut Figure 32 7 6 5 4 2 1 3 4 5 6 7 25 to 30 ft - - l b (34 to 41 N - - m) 25 to 30 ft - - lb ( 3 4t o4 1N - - m ) Disassembly 1. T o hold r oller shaft for bear ing loc ...

  • Toro 4530 - page 309

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 31 NOTE: Special tool T OR4105 (see Special T ools) can be used instead of washers and spacer when installing bearings and seals in ro ller . 2. Position a new bearing, black assembly washer (see Special T ools) and original lock nut onto each end of the roller shaft (Fig. 34). 3. T ighten nuts ...

  • Toro 4530 - page 310

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 32 Rear Roller Brush (Optional) 1. Cover 2. Drive b elt 3. Drive p ulley 4. Pulley driver 5. Cap screw 6. Idler p ulley assembly 7. Cover plate 8. Flange nut (5 used) 9. Drive p late 10. Driven pulley 1 1. Square key 12. Threadlock screw (4 used) 13. Roller bearing assembly (2 used) 14. Grease f ...

  • Toro 4530 - page 311

    Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 33 Disassembly (Fig. 38) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. T o remove roller brush from brush shaft: A. Loosen set screw in the bearing locking collar on left side of brus h shaft ...

  • Toro 4530 - page 312

    Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 34 IMPORT ANT : The brush drive belt may fail prema- turely if the pulleys are not prope rly aligned. 4. Check alignme nt of pulleys with a straight edge placed along the outer face of the pulleys (Fig. 40). The outer faces of the drive, driven and idle r pulleys should be aligned. If necessary ...

  • Toro 4530 - page 313

    Greensmaster 33 20/3420 Groomer Page 9 - - 1 Chapter 9 Groomer T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Installation Instructions 3 ...................... Opening Electrical Circuit to Cutting Units 3 ...... TROUBLESHOOTING 4 ......................... Factors Aff ecting Groomi ...

  • Toro 4530 - page 314

    Greensmaster 3320/34 20 Groomer Page 9 - - 2 Specifications MOUNTING: The groomer is mounted to the DP A cut- ting unit side plates. GROOMING REEL CONSTRUCTION: 2.375 inch (6 cm) diameter , 41 steel blades with 1/2 inch blade spac- ing. Blade spacing can be adjusted to 1/4 inch or 3/4 inch by altering the n umber and position of bl ade spacers on t ...

  • Toro 4530 - page 315

    Greensmaster 33 20/3420 Groomer Page 9 - - 3 General Information Installation Instructions The installation instruction s for the groomer provide i n- formation regarding the operation, general main te- nance procedures and mainte nance intervals for the groomer assembly on your Greensmaster T riFlex Hy- brid machine. Refer to thi s pub lication fo ...

  • Toro 4530 - page 316

    Greensmaster 3320/34 20 Groomer Page 9 - - 4 T roubleshooting Factors Affecting Grooming There are a number of facto rs that can af fect the perfor- mance of grooming. These f actors vary for dif ferent golf courses and from green to green. It is important to in- spect the turf frequentl y and vary the grooming practice with turf needs. It is impor ...

  • Toro 4530 - page 317

    Greensmaster 33 20/3420 Groomer Page 9 - - 5 Grooming Reel Mechanical Problems Problem Possible Causes Correction The grooming r eel rotates whe n it is in the raised, transport positio n (for- ward rotati ng groomer drive). T h eg r o o m i n gr e e ls h o u l dr o t a t e whenever the cutting reel is en- gaged. Normal operation. No rotation of th ...

  • Toro 4530 - page 318

    Greensmaster 3320/34 20 Groomer Page 9 - - 6 Adjustments CAUTION Never work on the cutting unit with the engine running. Always stop the engine and remove the key from the ignition switch before working on the mower . NOTE: See Cutting Unit Operator’s Manual for adjust- ment procedures for the cutting units on your Green- smaster . Height/Depth o ...

  • Toro 4530 - page 319

    Greensmaster 33 20/3420 Groomer Page 9 - - 7 Service and Repairs Groomer Belt Replacement (Forward Rotating Groomer Drive) 1. Park machine on a clean and level surface, lower cutting units complete ly to the ground, stop engine, en- gage parking brake and remove key fro m the ignition switch. 2. Disconnect the cutting un its from t he electr ical p ...

  • Toro 4530 - page 320

    Greensmaster 3320/34 20 Groomer Page 9 - - 8 Groomer Cover (C ounter Rotating Groomer Drive) On T riFlex machine s with the counter rotating groomer , the groomer cover includes a handle which engages and disenga ges the groom er drive. When the han dle is rotated toward the front of the machine, the groomer is engaged. Removal 1. Park ma chine on ...

  • Toro 4530 - page 321

    Greensmaster 33 20/3420 Groomer Page 9 - - 9 Installation 1. If removed, install shaft into groomer cover (Fig. 6): A . I n s t a l ln e wO - - r i n gi n t og r o o v eo fs h a f t . B. Apply antiseize lubricant to shaft surface that is below the re taining ring gr oove. C. Slide shaft up through bo re of cover and secur e with thrust washer and r ...

  • Toro 4530 - page 322

    Greensmaster 3320/34 20 Groomer Page 9 - - 10 Grooming R eel (Forward Rota ting Groomer Drive) Figure 8 1. Lock nut (4 used) 2. Dri ve cover 3. G roomer drive belt 4. Drive pulley 5. Shoulder bolt ( 2 used) 6. Sprin g 7. RH drive plate assembly 8. Gr oomer sh im 9. RH groomer arm assembly 10. Cap screw (2 used) 1 1. Bushin g (2 used) 12. Spring w a ...

  • Toro 4530 - page 323

    Greensmaster 33 20/3420 Groomer Page 9 - - 1 1 5. Remove groomer d rive cover (item 2) and groome r drive belt (item 3) from groomer drive (see Groomer Belt Replacemen t in this section) . 6. Loosen cap screws (item 10) that secure front roller shaft to groomer arms. 7. Remove lock nut (item 13) and spring washer (item 12) that secure RH groomer ar ...

  • Toro 4530 - page 324

    Greensmaster 3320/34 20 Groomer Page 9 - - 12 8. Secure driven pulley to gro oming reel shaf t with lock nut (item 1). T orque lock nut from 17 to 21 ft - - lb (24 to 28 N - - m) . NOTE: T o prevent cutting reel from turning when instal- ling drive pulley (item 4), blo ck reel with piece of wood. 9. Secure drive pulley (item 4) to cutting reel shaf ...

  • Toro 4530 - page 325

    Greensmaster 33 20/3420 Groomer Page 9 - - 13 This page is intent ionally blank. Groomer ...

  • Toro 4530 - page 326

    Greensmaster 3320/34 20 Groomer Page 9 - - 14 Grooming R eel (Counter R otating Groomer Drive) Figure 1 1 1. RH groomer arm assembly 2. HOC nu t (2 used) 3. Bus hing ( 2 used) 4. Spr ing wa sher (2 us ed) 5. Lock nut (2 used) 6. LH groomer arm assembly 7. Cap screw (2 used) 8. Grooming reel assembly 9. HOC washer (2 used) 10. HOC screw (2 used) 11 ...

  • Toro 4530 - page 327

    Greensmaster 33 20/3420 Groomer Page 9 - - 15 7. Remove the two (2) idler gears (43T and 47T) fro m the RH drive plate assembl y (Fig. 13). The bea rings are pressed into the gears. 8. Loosen cap screws (item 7) that secure fr ont roller shaft to groomer arms. 9. Remove lock nut and spring washer that secure RH groomer arm lift rod to RH drive plat ...

  • Toro 4530 - page 328

    Greensmaster 3320/34 20 Groomer Page 9 - - 16 4. Apply light coatin g of greas e to O - - rin g on RH drive plate assembly pivot hub an d pilot bore of cutting unit side plate. 5. Carefully slide R H drive plate onto grooming reel shaft taking care to not da mage seals in drive plate. Position drive plate to the support plate on the cutting unit fr ...

  • Toro 4530 - page 329

    Greensmaster 33 20/3420 Groomer Page 9 - - 17 Grooming Reel Service Inspect grooming reel blades frequently for damage and wear . Straighten bent blades with a pliers. Replace blades that are worn or damaged. Carbide tipped grooming blades (Fig. 16) should be re- placed if the ca rbide tip is worn, lo ose or missing. Also, if the blade is er oded a ...

  • Toro 4530 - page 330

    Greensmaster 3320/34 20 Groomer Page 9 - - 18 Grooming R eel Bearing R eplacement Bearing Removal 1. Park machine on a cle an, level sur face. Lowe r cut- ting units completely to the ground, stop engine, engage parking brake and remove key from the ignition switch. 2. Disconnect the cutting units from the electrical power supply by separating the ...

  • Toro 4530 - page 331

    Greensmaster 33 20/3420 Groomer Page 9 - - 19 2. Instal l LH support plate to left side of cutting unit: A. Apply antiseize lubric ant to threads of LH groom- er arm lift rod. B. Position support p late to cutting unit making sure that LH groomer arm lift rod is positioned through bushing in support pla te. C. Place spring washer and lock nut on li ...

  • Toro 4530 - page 332

    Greensmaster 3320/34 20 Groomer Page 9 - - 20 Idler Assem bly (Forward Rotating Groomer Dri ve) Figure 25 1. Pivot hub 2. Spacer 3. Idler bracket 4. Spacer 5. RH drive plate 6. O - - ring 7. Retaining r ing 8. Grease fitt ing 9. Bearing ( 2 used) 10. Retaining ring 1 1. Idler pulley 12. Lock nut 9 10 12 11 5 3 4 2 1 7 8 6 ...

  • Toro 4530 - page 333

    Greensmaster 33 20/3420 Groomer Page 9 - - 21 The groomer drive side plate assembly incorporates the idler system for tensioni ng the groomer drive be lt. The idler system uses a spring to mai ntain proper bel t ten- sion. Removal 1. Park machine on a cle an, level surface. Lowe r cut- ting units completely to the ground, stop engine, engage parkin ...

  • Toro 4530 - page 334

    Greensmaster 3320/34 20 Groomer Page 9 - - 22 Idler Assem bly (Counter Rotating Groomer Driv e) Figure 27 1. RH drive plate 2. Adjustment cam 3. Spacer 4. Idler bracket 5. Spacer 6. Reel h ub 7. Retaining r ing 8. O - - ring 9. Flange nu t 10. Extension spring 11 . G r e a s e f i t t i n g 12. Grease seal 6 3 5 4 12 9 7 8 10 1 2 11 The groomer RH ...

  • Toro 4530 - page 335

    Greensmaster 33 20/3420 Groomer Page 9 - - 23 3. Check adj ustment of adjustment cam (Fig . 29): A. Rotate idler bracket so t he bracket stop is against the adjustment cam. B. While holding bracket stop against the cam, mea- sure the distance between the idler gear bearing sur- faces on the idler bracket and the drive plate . This distance should b ...

  • Toro 4530 - page 336

    Greensmaster 3320/34 20 Groomer Page 9 - - 24 Lift Arm Assembly Figure 31 1. HO C groomer arm (LH shown) 2. Flange nut 3. Grooved pin 4. E - - ri ng 5. Groomer lift rod 6. Lock s crew 7. Bushing 8. Lift arm assembly (LH shown) 9. Detent spring 10. Spring washer 1 1. Cap screw 12. Bushing 13. Wave washer 14. Groo mer adjuster 15. Side plate (LH show ...

  • Toro 4530 - page 337

    Greensmaster 33 20/3420 Groomer Page 9 - - 25 Disassembly (Fig. 31) 1. Park machine on a cle an, level surface. Lowe r cut- ting units completely to the ground, stop engine, engage parking brake and remove ke y from the ignition switch. 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconn ...

  • Toro 4530 - page 338

    Greensmaster 3320/34 20 Groomer Page 9 - - 26 Groomer Br ush Figure 32 1. Groomer brush shaft 2. Lock nut 3. J - - bolt 4. G roomer brush 5. O - - ring 20 to 25 in - - lb (2.3 to 2.8 N - - m) 20 to 25 in - - lb (2.3 to 2.8 N - - m) 3 1 2 4 2 3 5 The groome r brush atta ches to the g roomer drive in place of the grooming reel. Remova l and installat ...

  • Toro 4530 - page 339

    Rev . A Greensmaster 3320/3420 Page 10 - 1 Foldout Drawings Chapter 10 Foldout Drawings T able of Contents HYDRAULIC SCHEMA TIC 3 ..................... ELECTRICAL SCHEMA TICS Greensma ster 3320 (Serial Num ber Below 312000000) 4 .............................. Greensma ster 3320 (Serial Num ber Above 312000000) 5 .............................. Green ...

  • Toro 4530 - page 340

    Greensmaster 3320/34 20 Page 1 0 - - 2 Foldout Drawings This page is intentionally blank. ...

  • Toro 4530 - page 341

    Page 10 - - 3 Hydr aul ic S chem atic Greensmaster 3320/3420 2920 HIGH IDLE (28 00 DIESEL ) 1650 LOW IDLE (15 60 DIESEL ) P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAI NER GEAR C POR T BALL 3000 PSI 4.0 GPM 10.3 LEFT M OTOR RIGH T MOT OR AB AB .33 1.44 11 0 - - 1 5 0 PSI LR OR2 OR3 .028 G1 G1 G2 BREA THER A B OR1 .037 BA LEAK DETECTOR ...

  • Toro 4530 - page 342

    Page 10 - - 4 Electr ical Schem atic Greensmaster 3320 DISPLA Y (FUTURE PRODUCTION) (Serial N umber Below 312000000) (TO E - - REELS HARNESS) CAN - - TRAK ...

  • Toro 4530 - page 343

    Page 10 - - 5 CAN - - TRAK Electr ical Schem atic Greensmaster 3320 (Serial Number Above 312000000) (TO E - - REELS HARNESS) DISPLA Y ...

  • Toro 4530 - page 344

    Page 10 - - 6 Electr ical Schem atic Greensmaster 3420 (FUTURE PRODUCTION) DISPLA Y (Serial N umber Below 312000000) (TO E - - REELS HARNESS) CAN - - TRAK ...

  • Toro 4530 - page 345

    Page 10 - - 7 Electr ical Schem atic Greensmaster 3420 (Serial Number Above 312000000) DISPLA Y CAN - - TRAK (TO E - - REELS HARNESS) ...

  • Toro 4530 - page 346

    Rev . A Page 10 - 8 (60 A 5 8 V ) (10 A 5 8 V ) (SERIAL NUMBER BELOW 312000000) REEL SPEED POTEN TI OMET ER E - Reels Electrical Schematic Greensmaster 3320/3420 (Serial N umber Below 315000000) ...

  • Toro 4530 - page 347

    Rev . A Page 10 - 9 E - Reels Electrical Schematic Greensmaster 3320/3420 (Serial Number Above 315000000) ...

  • Toro 4530 - page 348

    Pag e 10 - - 10 (FUTURE PRODUCT I ON) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (NOT USED ON G R3320) Wire H arn e ss D raw in g Greensmaster 3320 (Serial N umber Below 312000000) (NOT USED ON G R3320) ...

  • Toro 4530 - page 349

    Page 10 - - 1 1 BROWN RED RED BLACK PINK BLACK BLACK BLUE PINK BLACK PINK BLACK BLACK RED BLACK BLACK BLACK BLACK BLACK BLACK PINK YELLO W RED BLACK WHITE BLACK BLACK BLACK PINK BLACK PINK BLACK WHITE BLACK BLACK RED/WHI TE BLACK/ WHITE BLACK/ WHITE BLACK/ WHITE RED/WHI TE RED/WHI TE RED/WHI TE BLACK/WHITE GRA Y RED/WHI TE BLACK/WHITE RED/WHI TE BL ...

  • Toro 4530 - page 350

    Pag e 10 - - 12 Wire H arn e ss D raw in g Greensmaster 3320 (Serial Number Above 312000000) (NOT USED) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (NOT USED) (NOT USED) (NOT USED) ...

  • Toro 4530 - page 351

    Pag e 10 - - 13 Wire H arn e ss D ia g ram Greensmaster 3320 (Serial Number Above 312000000) BROWN GRA Y/BL ACK YELLO W BROWN VIOLET TA N / B L A C K PINK BLUE RED/BL ACK BLUE GRA Y GREEN/BLACK ORANGE/ BL K BLACK BLUE BLACK BLACK T AN/BLACK ORANGE ORANGE YELLO W BLACK YELLOW GRA Y GREEN GREEN BLUE BLUE GRA Y VIOLET RED YELLO W BLACK BLACK BLACK BLA ...

  • Toro 4530 - page 352

    Pag e 10 - - 14 (FUTURE PROD U CTION ) (NOT USED) Wire H arn e ss D raw in g Greensmaster 3420 (Serial N umber Below 312000000) (OPTIO NAL) (NOT USED) ...

  • Toro 4530 - page 353

    Pag e 10 - - 15 RED RED/WHI TE BLACK/WHITE PINK RED GREEN BLUE GREEN GREEN VIOLET WHITE BROWN VIOLET GRA Y BLUE BLACK BLACK T AN/BLACK ORANGE ORANGE YELLOW BLACK YELLOW GRA Y BLACK BLACK BLACK GRA Y WHITE GREEN/BLACK ORANGE/ BL ACK BLACK BLUE YELLO W RED/BL ACK BROWN/WHITE PINK GRA Y T AN/BLACK VIOLET BROWN BLUE GRA Y/BL ACK PINK WHITE BLACK PINK B ...

  • Toro 4530 - page 354

    Pag e 10 - - 16 Wire H arn e ss D raw in g Greensmaster 3420 (Serial Number Above 312000000) (NOT USED) (OPTIO NAL) (NOT USED) (NOT USED) (NOT USED) (NOT USED) ...

  • Toro 4530 - page 355

    Pag e 10 - - 17 Wire H arn e ss D ia g ram Greensmaster 3420 (Serial Number Above 312000000) BLACK FUSIBLE LINK BROWN RED/BL ACK BLACK RED/BL ACK WHITE ORANGE/ BL ACK ORANGE GRA Y BLACK PINK WHITE PINK PINK BLACK BLACK BLUE BLACK RED RED RED BLACK PINK BLACK BLACK ORANGE GRA Y RED RED ORANGE ORANGE BLUE PINK WHITE BLACK PINK BLACK BLUE BLACK BLACK ...

  • Toro 4530 - page 356

    Pag e 10 - - 18 E - - Reels Wire Har ness Drawing Greensmaster 3320/3420 (Serial N umber Below 312000000) ...

  • Toro 4530 - page 357

    Pag e 10 - - 19 RED BLUE YELLO W GREEN RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK BLACK GREEN YELLO W YELLO W GREEN GRA Y RED BLACK YELLO W GREEN WHITE YELLO W WHITE RED BLACK YELLO W GREEN WHITE TA N YELLO W GREEN RED BLACK WHITE BLACK YELLO W WHITE RED BROWN BROWN WHITE PINK VIOLET YELLO W GREEN BLACK RED YELLO W GREEN YE LLOW GREE ...

  • Toro 4530 - page 358

    Rev . A Page 10 - 20 E - Reels Wire H arness Dr awing Greensmaster 3320/3420 (Serial Number From 312000000 T o 314999999) ...

  • Toro 4530 - page 359

    Rev . A Page 10 - 21 RED YELLO W GREEN RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK BLACK GREEN YELLO W YELLO W GREEN GRA Y RED BLACK YELLO W GREEN WHITE YELLO W WHITE RED BLACK YELLO W GREEN WHITE TA N YELLO W GREEN RED BLACK WHITE BLACK YELLO W WHITE RED BROWN BROWN WHITE PINK VIOLET YELLO W GREEN BLACK RED YELLO W GREEN YELLO W GREE ...

  • Toro 4530 - page 360

    Rev . A Page 10 - 22 E - Reels Wire H arness Dr awing Greensmaster 3320/3420 (Serial Number Above 315000000) ...

  • Toro 4530 - page 361

    Rev . A Page 10 - 23 E - Reels Wire H arness Diagr am Greensmaster 3320/3420 (Serial Number Above 315000000) RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK WHITE BLACK YELLO W RED BROWN PINK VIOLET YELLO W GREEN RED BROWN YELLO W GREEN YELLO W GREEN YELLO W GREEN YELLO W GREEN YELLO W GREEN YELLO W GREEN BLACK BLACK RED RED RED RED RED Y ...

  • Toro 4530 - page 362

    Page 10 - 24 This page is intenti onally bl ank. ...

Manufacturer Toro Category Lawn Mower

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Toro 4530 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Toro 4530.

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