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ASSEMBLY ● OPERATION ● MAINTENANCE 707 $4.00 50048390 Front End Loaders 3545 / 4045 / 5045 / 6045 Operator’s Manual BUSH HOG ® ...
CONGRATULATIONS! You have invested in the best implement of its type on the market today. The care you give your Bush Hog implement will greatly determine your satisfaction with its performance and its service life. We urge a careful study of this manual to provide you with a thorough understanding of your new implement before operating, as well as ...
3545 / 4045 / 5045 / 6045 TABLE OF CONTENTS SECTION/PARA PAGE Warranty .....................................................................2 Dealer Preparation Check List....................................3 Safety Alert Symbols ..................................................4 Safety Precautions ................................................. ...
LIMITED WARRANTY ✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯ Bush Hog warrants to the original purchaser of any new Bush Hog equipment, purchased from an authorized Bush Hog dealer, that the equipment be free from defects in material and workmanship for a period of one (1) year for non-commercial, s ...
DEALER PREPARATION CHECK LIST 3545 / 4045 5045 / 6045 BEFORE DELIVERING MACHINE - The following check list should be completed. Use the Operator’s Manual as a guide. ❏ Machine properly assembled. ❏ All safety decals readable. (See decal page) ❏ All bolts tightened to torque specifications given in torque chart. ❏ Machine operates properly ...
Safety Alert Symbol This Safety Alert Symbol means: “ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!” This symbol is used to call attention to safety precautions that should be followed by the operator to avoid accidents. When you see this symbol, carefully read the message that follows and heed its advice. Failure to comply with safe- ty pre ...
IMPORTANT SAFETY PRECAUTIONS This symbol is used to call attention to safe- ty precautions that should be followed by the operator to avoid accidents. When you see this symbol, carefully read the message that follows and heed its advice. Failure to comply with safety precautions could result in death or serious bodily injury. In addition to the des ...
10. Before disconnecting hydraulic lines, relieve all hydraulic pressure. 11. Do not tamper with the relief valve setting. The relief valve is pre-set at the factory. Changing the setting can cause overloading the loader and tractor and serious operator injury may result. 12. Always wear safety goggles when repairing or servicing machine. 13. When ...
IMPORTANT FEDERAL LAWS AND REGULATIONS* CONCERNING EMPLOYERS, EMPLOYEES AND OPERATIONS. *(This section is intended to explain in broad terms the concept and effect of the following federal laws and regulations. It is not intended as a legal interpretation of the laws and should not be considered as such). U.S. Public Law 91-596 (The Williams-Steige ...
SECTION I INTRODUCTION AND DESCRIPTION 1-1 INTRODUCTION We are pleased to have you as a Bush Hog cus- tomer. Your Front End Loader has been carefully designed to give maximum service with minimum down time. This manual is provided to give you the necessary operating and maintenance instructions for keeping your front end loader in top operating con ...
SERIES LOADER 3545 4045 5045 6045 A. Maximum Lift Height - Measured at Pivot Pin 120” 126” 133” 153” B. Maximum Lift Height - Under Level Bucket 110” 116” 123” 144” C. Clearance with Attachment Dumped 45° 92 in. 90” 97” 105 125” D. Reach at Maximum Height 23” 36” 30” 30” E. Maximum Dump Angle 45° 45° 45° 42° F. Re ...
TRACTORS THAT HAVE MOVABLE AXLES MUST BE SET FORWARD IN THE LONG WHEEL- BASE POSITION AS SHOWN IN FIGURE 2-1 TO PREVENT EXCESSIVE LEVERAGE BEING EXERTED ON THE TRACTOR FRAME. FAILURE TO DO SO CAN RESULT IN PERSONAL INJURY AND EQUIPMENT DAMAGE. REFER TO TRAC- TOR OPERATOR’S MANUAL FOR ABOVE PRO- CEDURES AND SPECIFICATIONS FOR YOUR TRACTOR. 2-1 PRE ...
C. Check that lift cylinders are fully retracted. Figure 2-3. Then drive tractor forward. Use bucket cylinders to position height of outer pedestal top pin. Figure 2-4. D. Align outer pedestal top pin with mounting bracket guide post on both sides. Make sure loader is centered right to left on both brackets. E. Extend the bucket cylinders to lower ...
2-3 DISMOUNTING LOADER CAUTION ALWAYS PARK LOADER WITH MATERI- AL BUCKET OR AUTHORIZED BUSH HOG ATTACHMENT ATTACHED TO THE LOADER. CAUTION BEFORE LEAVING THE TRACTOR SEAT, LOWER ATTACHMENT OR LOADER BOOM TO GROUND, STOP ENGINE, LOCK BRAKES, RELIEVE HYDRAULIC PRESSURE, AND REMOVE KEY. DO NOT STAND, WALK, OR WORK UNDER A RAISED LOADER OR ATTACHMENT U ...
MAKE SURE PARKED LOADER IS ON A HARD LEVEL SURFACE. ENGAGE ALL SAFETY DEVICES TO PREVENT LOADER FROM FALLING AND BEING DAMAGED OR INJURING SOMEONE. DO NOT REPAIR LOADER IF IT IS NOT MOUNTED ON THE TRACTOR. LOSS OF HYDRAULIC FLUID OR REMOVAL OF PARTS COULD CAUSE LOADER TO COLLAPSE RESULTING IN INJURY. Figure 2-12 Tractor Backed Away From Loader WARN ...
3-4 EXTERNAL LOADER AND/OR TRAC- TOR VALVE. NOTE When properly installed, the tractor remote valve or external valve control lever/levers will control the loader hydraulic circuits as described below. Refer to tractor Operator’s Manual for further explanation of tractor remote control lever/levers. IMPORTANT Contaminants in hydraulic fluid can ca ...
IMPORTANT Always keep the cylinders in a retracted position when the loader is not in use to guard against rust and contamination which may cause dam- age to the cylinder rods and hydraulic system. 3-12 REMOVING AIR FROM HYDRAULIC SYSTEM Repeat raising and lowering the loader boom and bucket operations until all the air is removed from the system a ...
FILLING THE BUCKET Approach and enter the pile with a level bucket. Loaders with 1-lever control, ease lever back and toward you to lift and rollback the bucket. Loaders with 2-lever controls, ease both levers back to lift and rollback the bucket. The lift and rollback of the bucket will increase effi- ciency because... ...a level bucket throughout ...
CARRYING THE LOAD Position the bucket as low as possible below the level of the tractor hood for maximum stability and visibility, whether the bucket is loaded or empty. Use extreme caution when operating the loader on a slope and keep the bucket as low as possible. This keeps the bucket and tractor center of gravity low and will provide maximum tr ...
OPERATING WITH FLOAT CONTROL During hard surface operation, keep the bucket level and put the lift control in the float position to permit the bucket to float on the working surface. If hydraulic down pressure is exerted on the bucket, it will wear faster than normal. FLOAT The float will also prevent the mixing of surface material with stockpile m ...
PEELING AND SCRAPING BACKFILLING 6” Use a slight bucket angle, travel forward, and hold the lift control forward to start the cut. Make a short, angle cut approximately 6” deep and break-out cleanly. With the bucket level, start a cut at the notch approx- imately 2” deep. Hold the depth by feathering the bucket control to adjust the cutting l ...
Leave dirt in the bucket because dumping on each pass wastes time. Operate at right angles to the ditch. Take as big a bite as the tractor can handle without lugging down. DITCH SOIL PILE Leave dirt which drifts over the side of the bucket for final clean-up. DITCH Pile dirt on the high side for easier backfilling on a slope. HANDLING LARGE HEAVY O ...
3-16 FORK LIFT OPERATION WARNING TO AVOID SERIOUS INJURY OR DEATH: ★ NEVER LIFT LARGE ROUND HAY BALES OR OTHER LOADS ON THE FORK LIFT ATTACHMENT THAT COULD ROLL BACK ONTO TRAC- TOR OPERATOR AREA. ★ NEVER USE FORK LIFT ATTACH- MENT TO LIFT OR SUPPORT PEOPLE. ★ TRANSPORT LOADS LOW AND SLOW. ★ AVOID CONTACT WITH POWER LINES. The fork lift atta ...
22 3-18 SKID STEER QUICK HITCH OPERATION The quick hitch (Figure 3-6) is designed to allow easy mounting and dismounting of skid steer attachments from loader. With attachment on flat, level surface, mount as follows: Tilt quick hitch slightly forward at top and slowly drive into attachment. Hook quick hitch under top cuff on attachment and lift of ...
SECTION IV MAINTENANCE 4-1 MAINTENANCE CHECK LIST Perform scheduled maintenance as outlined below. Lower machine to ground, turn off tractor, and set parking brake before doing maintenance inspections or work. All bolts should be torqued as recommend- ed in torque chart unless otherwise indicated. BEFORE EACH USE 1. Inspect hydraulic lines and fitt ...
4-3 HYDRAULIC SYSTEM PRESSURE REQUIREMENTS A tractor hydraulic system pressure setting of 2500 psi is recommended for maximum efficiency and ser- vice. Do not exceed 3000 psi as this will damage components possibly causing serious injury. The Bush Hog control valve is pre-set at the factory and should not be adjusted. 4-4 TROUBLESHOOTING Troublesho ...
TABLE 4-1 TROUBLESHOOTING PROCEDURES PROBLEM POSSIBLE CAUSE REMEDY Loader slow and/or will not dump. Hydraulic oil viscosity too heavy. Change to proper oil. Oil filter plugged. Clean or replace filter. Hydraulic pump worn. Repair or replace pump. Oil line restricted or leaking. Check all hoses and tubes for leaks, damage or restrictions. Replace d ...
SECTION V ASSEMBLY 1. Do not lift heavy parts or assemblies. Use crane, jack, tackle, fork trucks, or other mechanical devices. 2 Select an area for assembly that is clean and free of any debris which might cause persons working on the assembly to trip. 3. Arrange parts to be assembled neatly in the work area and have tools or other mechanical assi ...
5-2 TRACTOR BALLAST Tractor weignt bracket may be left in place on cer- tain tractor models with loader mounted. Front trac- tor weights can only be used when the loader is parked. Weights must be removed before remount- ing loader or serious damage will occur to loader or tractor front axle due to excessive weight. The use of adequate rear counter ...
5-6 FORK LIFT OPTION Raise the positioning lock pins at the top of each fork. Place fork in the middle of the frame over the notch in the lower edge. Slide forks to desired posi- tions and lower pins to lock forks in place. 28 5-7 BALE SPEAR OPTION Insert long spear into top of frame and fasten with eccentric nut as shown. Tapered side of nut must ...
5-8 OPTIONAL BUCKET ITEMS ASSEMBLY 29 SPILL GUARD ATTACHMENT 1. Place spill guard on bucket & center. 2. Mark hole centers for attaching fasteners. Allow clearance for side cutting edges on bolts in side plates if necessary. 3. Remove spill guard and drill 9/16” holes. Install spill guard and torque fasteners per Torque Specifications, page 3 ...
BOLT DI AMETE R W RENCH ( I N. ) “ B” AND SAE SAE SAE SI ZE ( I N. ) “A” THRE AD SI Z E GRADE 2 GRADE 5 GRADE 8 7/16 1/4 - 2O UNC 6 (7) 8 (11) 12 (16) 7/16 1/4 - 28 UNF 6 (8) 10 (13) 14 (18) 1/2 5/16 - 18 UNC 11 (15) 17 (23) 25 (33) 1/2 5/16 - 24 UNF 13 (17) 19 (26) 27 (37) 9/16 3/8 - 16 UNC 20 (27) 31 (42) 44 (60) 9/16 3/8 - 24 UNF 23 (31) ...
SAFETY DECALS To promote safe operation, Bush Hog supplies safety decals on all products manufactured. Because damages can occur to safety decals either through shipment, use or reconditioning, Bush Hog will, upon request, provide safety decals for any of our products in the field at no charge. Contact your authorized Bush Hog dealer for more infor ...
BUSH HOG L.L.C. W AL VOIL V AL VE MOUNTING INSTRUCTIONS 50051735 & 50051736 SINGLE HANDLE V AL VE KITS HYDRAULIC A TT ACHMENT FOR 3545, 4045, 5045, 6045 LOADERS (See Page 2 for V alve Mounting Instructions) INST ALLA TION NOTES z CAUTION: Before leaving tractor seat, stop engine, lock brake, relieve hydraulic pressure, and remove key . Do Not a ...
Page 2 W AL VOIL V AL VE MOUNTING INSTRUCTIONS (See Page 3 for V alve Stand Mounting Instructions) V AL VE PLUMBING ASSEMBL Y Single Handle Controls shown. Color Code Red - Rod End of Lift Color Code Green - Head End of Bucket Color Code Blue - Head End of Lift Color Code Y ellow - Rod End of Bucket T o the four met al lines on loader 25H40124 (2) ...
Page 2 W AL VOIL V AL VE MOUNTING INSTRUCTIONS (See Page 3 for V alve Stand Mounting Instructions) V AL VE PLUMBING ASSEMBL Y Single Handle Controls shown. Color Code Red - Rod End of Lift Color Code Green - Head End of Bucket Color Code Blue - Head End of Lift Color Code Y ellow - Rod End of Bucket T o the four met al lines on loader 25H40124 (2) ...
BUSH HOG L.L.C. W AL VOIL V AL VE MOUNTING INSTRUCTIONS 50051735 & 50051736 SINGLE HANDLE V AL VE KITS HYDRAULIC A TT ACHMENT FOR 3545, 4045, 5045, 6045 LOADERS (See Page 2 for V alve Mounting Instructions) INST ALLA TION NOTES z CAUTION: Before leaving tractor seat, stop engine, lock brake, relieve hydraulic pressure, and remove key . Do Not a ...
BUSH HOG L.L.C. MOUNTING INSTRUCTIONS 50051729 CABLE CONTROL V AL VE KIT 50051730 CABLE CONTROL V AL VE KIT HYDRAULIC A TT ACHMENT FOR MID MOUNT LOADERS (See Page 2 for Mounting Instructions) A TT ACHING HANDLE MOUNT , CONTROL HANDLE AND CABLES T O TRACTOR 1. CAUTION: Before leaving tractor seat, stop engine, lock brake, relieve hydraulic pressure, ...
3. Assemble the mount to the support tube and handle to the support tube (refer to Fig. 1). Leave all fasteners snug but not tight. position the assembly on the area of the floor board chosen and adjust the assembly to be sure the operator has complete and comfortable access to the control handle. ( NOTE : The support mount may be rotated 180 0 fro ...
Page 6 17. NOTE : This valve is set for a open center tractor hydraulic system. If tractor has a closed center system a closed center plug must be inst alled. Remove the open center plug in valve. Install the closed center plug furnished with the valve (Refer to Fig. 6). 18. T ighten all fittings and connections and install proper fitting to the su ...
Page 4 8. Rotate the valve ends of the cables through the notch at the bottom of the support tube and through the large hole in the support mount and floor board of the tractor . Attach the sup- port tube to the support mount as shown in Fig. 1. ( NOTE : T ake care to not cut cable cov- ering on sharp edges and be sure cable routing will not cause ...
Page 4 8. Rotate the valve ends of the cables through the notch at the bottom of the support tube and through the large hole in the support mount and floor board of the tractor . Attach the sup- port tube to the support mount as shown in Fig. 1. ( NOTE : T ake care to not cut cable cov- ering on sharp edges and be sure cable routing will not cause ...
Page 6 17. NOTE : This valve is set for a open center tractor hydraulic system. If tractor has a closed center system a closed center plug must be inst alled. Remove the open center plug in valve. Install the closed center plug furnished with the valve (Refer to Fig. 6). 18. T ighten all fittings and connections and install proper fitting to the su ...
3. Assemble the mount to the support tube and handle to the support tube (refer to Fig. 1). Leave all fasteners snug but not tight. position the assembly on the area of the floor board chosen and adjust the assembly to be sure the operator has complete and comfortable access to the control handle. ( NOTE : The support mount may be rotated 180 0 fro ...
Sept. - 0 5 Instruction Sheet No. 25H46344 Sept. -05 Instruction Sheet No. 25H46344 INST ALLA TION INSTRUCTIONS FOR 24H46343 POWER BEYOND KIT The POWER BEYOND KIT is only required if connecting to an open center tractor hydraulic system. The use of a power beyond kit allows the connection of the Bush Hog optional control valve to the tractor hydrau ...
Power Beyond Plug V alve Plug S traight Adapter 90° Elbow B C A T o Pressurized Return Inlet T o Sump Inlet (Use Long Hose Here) T o Pressure Inlet These hoses to be furnished by dealer . W AL VOIL CABLE CONTROL V AL VE Power Beyond Plug T o Pressurized Return Inlet T o Sump Inlet (Use Long Hose Here) T o Pressure Inlet W ARNING When loader hydrau ...
Power Beyond Plug V alve Plug S traight Adapter 90° Elbow B C A T o Pressurized Return Inlet T o Sump Inlet (Use Long Hose Here) T o Pressure Inlet These hoses to be furnished by dealer . W AL VOIL CABLE CONTROL V AL VE Power Beyond Plug T o Pressurized Return Inlet T o Sump Inlet (Use Long Hose Here) T o Pressure Inlet W ARNING When loader hydrau ...
Sept. - 0 5 Instruction Sheet No. 25H46344 Sept. -05 Instruction Sheet No. 25H46344 INST ALLA TION INSTRUCTIONS FOR 24H46343 POWER BEYOND KIT The POWER BEYOND KIT is only required if connecting to an open center tractor hydraulic system. The use of a power beyond kit allows the connection of the Bush Hog optional control valve to the tractor hydrau ...
50051690 SELF LEVELING V AL VE BUNDLE MOUNTING INSTRUCTIONS BUSH HOG 3545, 4045, 5045 & 6045 MID MOUNT FRONT END LOADERS ~ ASSEMBL Y INSTRUCTIONS ~ 1. Att ach self leveling valve to the right hand pedestal using the (2) 5/16”- 2 1/2” Gr . 5 capscrews, 5/16” lockwashers and 5/16” hex nuts provided in kit. 2. In port s A, C, & D insta ...
A - Attach to metal line on mainframe that is connected to the Base End of the lif t cylinder (color code blue) using a 68” hydraulic hose and adapter provided in kit. B - Attach to control valve at port that controls Base End of the lift cylinder , (color code blue). C - Attach to metal line on mainframe that is connected to the Rod End of the l ...
A - Attach to metal line on mainframe that is connected to the Base End of the lif t cylinder (color code blue) using a 68” hydraulic hose and adapter provided in kit. B - Attach to control valve at port that controls Base End of the lift cylinder , (color code blue). C - Attach to metal line on mainframe that is connected to the Rod End of the l ...
50051690 SELF LEVELING V AL VE BUNDLE MOUNTING INSTRUCTIONS BUSH HOG 3545, 4045, 5045 & 6045 MID MOUNT FRONT END LOADERS ~ ASSEMBL Y INSTRUCTIONS ~ 1. Att ach self leveling valve to the right hand pedestal using the (2) 5/16”- 2 1/2” Gr . 5 capscrews, 5/16” lockwashers and 5/16” hex nuts provided in kit. 2. In port s A, C, & D insta ...
BUSH HOG ® P.O. BOX 1039 • SELMA, AL 36702-1039 Instruction Sheet 25H49884 MOUNTING INSTRUCTIONS FOR 24H49871 GRAPPLE A TT ACHMENT 1. Attach the screen to inner arm with (4) 1/2” x 5” capscrew , (4) 1/2” lockwashers, and (4) 1/2” Hex Nuts. 2. Place a 1/2” shim on top of each hitch lug, on top of the bucket. 3. Center the screen, with i ...
25H49899 (4) Tines 25H49896 Cross Tube 25H49900 Screen 25H49893 Bolt Pad 25H49893 Bolt Pad 25H49890 Outer Arm 25H49890 Outer Arm Cross Tube to Tine (4) 5/8” x 2-1/2” Capscrews (4) 5/8” Lockwashers (4) 5/8” Hex Nuts Outer Arm to Cross Tube to Bolt Pad (4) 5/8” x 5” Capscrews (4) 5/8” Lockwashers (4) 5/8” Hex Nuts Cross Tube to Tine ( ...
24H49871 GRAPPLE A TT ACHMENT P ART NUMBER QTY . P ART NAME 25H47945 2 Hydraulic Cylinder 1560384 4 Hydraulic Hose 60” 1560370 2 Hydraulic Hose 48” 25H49906 2 Clamp Plate 25H49900 1 Screen 25H49899 4 T ine 25H49896 1 Cross Tube 25H49893 2 Bolt Pad 25H49890 2 Outer Arm 25H49886 2 Inner Arm 24H49885 1 Bag Of Hardware 25H49884 1 Instruction Sheet ...
P.O. Box 1039 ● Selma, AL 36702-1039 Telephone (334) 874-2700 ● www.bushhog.com ...
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