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Manual Graco 308351K

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  • Graco 308351K - page 1

    Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. See page 2 for model numbers and maximum working pressures. Instructions GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 1995, Graco Inc. is registered to I.S. EN ISO 9001 CARBON STEEL Check–Mate ™ 800 Pumps With Priming P ...

  • Graco 308351K - page 2

    2 308351 T able of Contents List of Models 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Symbols 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 6 . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Graco 308351K - page 3

    308351 3 Symbols W arning Symbol W ARNING T his symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions. W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipmen ...

  • Graco 308351K - page 4

    4 308351 W ARNING SKIN INJECTION HAZARD Spray from the spray gun/dispense valve, leaks or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury . D Fluid injected into the skin might look like just a cut, but ...

  • Graco 308351K - page 5

    308351 5 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. Refer to Grounding on page 6. D If there is any static sparking or you feel an electric shock while using ...

  • Graco 308351K - page 6

    6 308351 Installation Grounding W ARNING FIRE AND EXPLOSION HAZARD Before operating the pump, ground the system as explained below . Also read the section FIRE AND EXPLOSION HAZARD on page 5. 1. King Pumps: use a ground wire and clamp. See Fig. 1. Remove the ground screw (Z) and insert through eye of ring terminal at the end of ground wire (Y). Fas ...

  • Graco 308351K - page 7

    308351 7 Installation All Systems NOTE: Reference numbers and letters in parentheses in the text refer to the callouts in the figures and parts drawings. The T ypical Installations shown in Figs. 3 and 4 are only guides for selecting and installing system compo- nents and accessories. Contact your Graco distributor for assistance in designing a sys ...

  • Graco 308351K - page 8

    8 308351 Installation (Air–Powered Pumps) 05097 Fig. 3 KEY A Pump B 200 Liter (55 Gallon) Air-Powered Ram C Main Air Bleed V alve (required, for pump and ram) D Air Line Lubricator (position only) E Pump Air Bleed V alve (required, for pump) F Pump Air Regulator G Air Manifold H Electrically Conductive Air Supply Hose J Air Line Filter K Air Shut ...

  • Graco 308351K - page 9

    308351 9 Installation (Air–Powered Pumps) W ARNING A main air bleed valve (C), pump air bleed valve (E), and fluid drain valve (M) are required. These accessories help reduce the risk of serious injury , including fluid injection and splashing of fluid in the eyes or on the skin, and injury from moving parts if you are adjusting or repairing the ...

  • Graco 308351K - page 10

    10 308351 Installation (Hydraulic–Powered Pumps) KEY A Accessory Pump Stand (P/N 218742) B Surge T ank (P/N 218509 or 238983) C 50 mm (2 in.) Diameter Pipe D Full Flow , Non-Restrictive Fluid Shutoff V alve E Fluid Supply Line F Mix T ank G Hydraulic Supply Line Shutof f V alve H Hydraulic Pressure Gauge J Flow Control V alve K Pressure Reducing ...

  • Graco 308351K - page 11

    308351 11 Installation (Hydraulic–Powered Pumps) CAUTION The Hydraulic Power Supply must be kept clean at all times to avoid damage to the motor and hydraulic power supply . 1. Blow out hydraulic lines with air and flush thor- oughly before connection to the motor . 2. Plug hydraulic inlets, outlets, and line ends when disconnecting them for any ...

  • Graco 308351K - page 12

    12 308351 Operation Pressure Relief Procedure W ARNING SKIN INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally . Fluid under high pressure can be injected through the skin and cause serious injury . T o reduce the risk of an injury from injection, splashing fluid, or moving pa ...

  • Graco 308351K - page 13

    308351 13 Operation Flush the Pump Before First Use The pump is tested with lightweight oil, which is left in to protect the pump parts. If the fluid you are using may be contaminated by the oil, flush it out with a compatible solvent. See Flushing on page 16. Starting and Adjusting the Pump W ARNING MOVING P ARTS HAZARD Keep hands and fingers away ...

  • Graco 308351K - page 14

    14 308351 Operation Hydraulic–Powered Systems Refer to the warnings on page 13. 1. Supply fluid to the pump, per the requirements of your system. 2. Open the shutoff valves between the pump and supply tanks. 3. Open the dispensing valve(s) or spray gun(s). 4. T o adjust the system, perform the following proce- dure: a. T urn on the hydraulic powe ...

  • Graco 308351K - page 15

    308351 15 Notes ...

  • Graco 308351K - page 16

    16 308351 Maintenance Shutdown and Care of the Pump W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 12. For overnight shutdown, stop the pump at the bottom of the stroke to prevent fluid from drying on the ex- posed displacement rod and damaging the ...

  • Graco 308351K - page 17

    308351 17 T roubleshooting W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 12. 1. Relieve the pressure. 2. Check all possible problems and causes before disassembling the pump. PROBLEM CAUSE SOLUTION Pump fails to operate. Restricted a ir or hydrauli ...

  • Graco 308351K - page 18

    18 308351 T roubleshooting PROBLEM CAUSE SOLUTION Erratic or accelerated pump speed. Exhausted fluid supply . Refill and prime. Fluid is too heavy for pump priming. Use the bleeder valve (see page 13 or 14); use a ram. Held open or worn piston valve or seals. Clear the valve; replace the seals. Held open or worn priming piston. Clear; service. Worn ...

  • Graco 308351K - page 19

    308351 19 Service Reconnecting the Displacement Pump 1. Make sure the coupling nut (104) and the coupling collars (105) are in place on the displacement rod (1). See Fig. 6. 2. Use at least two people to hold the displacement pump while another reconnects it to the motor (see the CAUTION on page 18). Orient the pump’s fluid outlet (X) to the air ...

  • Graco 308351K - page 20

    20 308351 Displacement Pump Service Disassembly When disassembling the pump, lay out all the removed parts in sequence, to ease reassembly . Clean all parts with a compatible solvent and inspect them for wear or damage. Refer to Fig. 9 for a cutaway view of the pump. NOTE: Packing Repair Kits are available. See page 36. For the best results, use al ...

  • Graco 308351K - page 21

    308351 21 Displacement Pump Service Fig. 9 2 3 1 9 20 10 17a, b, c 19 1 8 21 22 8 8 See Fig. 12 See Fig. 7 See Fig. 10 29 05002 6. Pull the intake seat (37) and seal (38) out the bottom of the intake valve housing (17). T ake care not to drop the check valve assembly (V) as it comes free, and set it aside for later . See Fig. 7. NOTE: If the seat ( ...

  • Graco 308351K - page 22

    22 308351 Displacement Pump Service 9. Remove the seal (8) from the bottom of the cylin- der (10). See Fig. 12. Shine a light into the cylinder to examine the inside surface for scoring or dam- age. Only if the cylinder is damaged, or there is evidence of leaking around the top cylinder seal (8), unscrew the cylinder from the outlet housing, using ...

  • Graco 308351K - page 23

    308351 23 Displacement Pump Service Reassembly Fig. 16 shows a cutaway of the entire pump. 1. Lubricate the intake packings and install them in the valve body (16), with the lips of the v-pack- ings facing up. Install the v-packings in the order shown in Fig. 13. 2. With the beveled side facing up, press the intake valve seal (39*) into the recess ...

  • Graco 308351K - page 24

    24 308351 Displacement Pump Service 7. If the cylinder (10) was removed from the outlet housing (9), lubricate the seal (8*) and place it on the top of the cylinder . (The cylinder is symmetri- cal, so either end can be the top.) Screw the cylinder into the outlet housing. See Fig. 16. 8. Lubricate the seal (42*) and install it in the groove on the ...

  • Graco 308351K - page 25

    308351 25 Displacement Pump Service 15. Screw the intake cylinder (19) into the intake housing (17). Using a pipe wrench on the hex of the cylinder (19), torque the cylinder to 468–590 N.m (345–435 ft-lb). This will also torque the intake valve housing (17) and pump cylinder (10) into the outlet housing (9). See Fig. 15. 16. Screw the bleeder v ...

  • Graco 308351K - page 26

    26 308351 Displacement Pump Service For Pumps 198466, 237265 and 236471 only THROA T P ACKING DET AIL 1 3 4 2 Intake check valve (see Fig. 13). Piston check valve (see Fig. 12). Screw valve plug (20) completely into valve body (29). 5 6 7 Fig. 16 Lips of v-packings must face down. T orque to 77–85 N.m (57–63 ft-lb). T orque to 176–258 N.m (13 ...

  • Graco 308351K - page 27

    308351 27 Displacement Pump Service For Pumps 246938, 246940, 246941 and 246942 only Servicing the Throat Packings NOTE: The throat packings are available as a preas- sembled, pre–lubricated kit. For series B pumps, order Part No. 241782. For series A pumps order Part No. 237905. Parts included in these kits are marked with an asterisk, for examp ...

  • Graco 308351K - page 28

    28 308351 Parts Part No. 236471 Pump, Series B, 65:1 Ratio, with King Air Motor Part No. 246942 Pump, Series A, 65:1 Ratio, with King Air Motor Part No. 237261 Pump, Series A, 31:1 Ratio, with Bulldog Air Motor Part No. 246940 Pump, Series A, 31:1 Ratio, with Bulldog Air Motor Part No. 237264 Pump, Series A, 19:1 Ratio, with Senator Air Motor Part ...

  • Graco 308351K - page 29

    308351 29 Parts Part No. 198475 Pump, Series A, 65:1 Ratio, with Quiet King Air Motor ti1449a 101 106 103 105 102 104 109 11 0 111 11 3 11 2 Ref. No. Part N o. Description Qty . 101 235525 AIR MOTOR, Quiet King See 309348 for parts 1 102 198476 ROD, tie; 271 mm (10.67”) shoulder to shoulder 3 103 106166 NUT , hex; M16 x 2.0 3 104 186925 NUT , cou ...

  • Graco 308351K - page 30

    30 308351 Parts Part No. 198466 Pump, Series A, with V iscount II Hydraulic Motor Part No. 246938 Pump, Series A, with Viscount II Hydraulic Motor ti1446a 101 106 103 105 102 104 109 111 11 2 11 0 11 3 Ref. No. Part N o. Description Qty . 101 198468 MOTOR, V iscount II See 307158 for parts 1 102 198471 ROD, tie; 235 mm (9.25”) shoulder to shoulde ...

  • Graco 308351K - page 31

    308351 31 Parts Part No. 237265 Pump, Series B, 65:1 Ratio, with Reduced Icing Quiet King Air Motor Part No. 240945 Pump, Series B, 65:1 Ratio, with Quiet King Air Motor Part No. 253376 Pump, Series B, 65:1 Ratio, with Quiet King Air Motor Part No. 237274 Pump, Series A, 31:1 Ratio, with Reduced Icing Quiet Bulldog Air Motor Model 237265 Shown 0499 ...

  • Graco 308351K - page 32

    32 308351 Displacement Pump Parts Part No. 246939, Series A, Ref Part No. No. Description Qty Ref Part No. No. Description Qty 1 189317 ROD, displacement; stainless steel 1 2 237799 P ACKING NUT/WET-CUP; carbon steel 1 3* 190585 HOUSING, throat seal; carbon steel 1 5* 1 13021 SEAL, u–cup, throat; PTFE with stainless steel spring 2 6* 106258 O–R ...

  • Graco 308351K - page 33

    308351 33 Displacement Pump Parts 04989 2 1 *3 8 9 10 11 12 13 14 15 16 17a, b, c 18 19 21 22 29 37 38 39 *6 20 *5 *44 *5 *43 *45 23 25 26 24 ...

  • Graco 308351K - page 34

    34 308351 Displacement Pump Parts Part No. 23661 1, 198469 and 237945; Series A NOTE: Refer to page 36 for the dif ferent packing configurations available. Ref Part No. No. Description Qty Ref Part No. No. Description Qty 1 189317 ROD, displacement; stainless steel 1 2 222995 P ACKING NUT/WET-CUP; carbon steel 1 3 189641 HOUSING, throat packing; ca ...

  • Graco 308351K - page 35

    308351 35 Displacement Pump Parts 04989 2 1 3 *8 9 10 11 12 *13 14 15 16 17a, b, c 18 19 21 22 29 37 38* 39* *42 20 Throat Packing Stack. See page 36. Intake Packing Stack. See page 36. ...

  • Graco 308351K - page 36

    36 308351 Displacement Pump Parts Part No. 23661 1 and 198469, Series A, Standard UHMWPE/PTFE Packed Displacement Pump Ref Part No. No. Description Qty 4* 109306 V-P ACKING, throat; PTFE 2 5* 184201 GLAND, throat, female; carbon steel 1 6* 109256 V -P ACKING, throat; UHMWPE 3 7* 184251 GLAND, throat, male; carbon steel 1 23* 184246 GLAND, intake va ...

  • Graco 308351K - page 37

    308351 37 Notes ...

  • Graco 308351K - page 38

    38 308351 T echnical Data (Model 236471 and 246942 King Pumps) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Ratio 65:1 Maximum fluid working pressure 236471 : 40 MPa, 403 bar (58 ...

  • Graco 308351K - page 39

    308351 39 T echnical Data (Model 236471 and 246942 King Pumps) T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected fluid outlet pressure curve (black). Follow left to scale to r ...

  • Graco 308351K - page 40

    40 308351 T echnical Data (Models 240945, 253376, and 198475 Quiet King Pump and Model 237265 Reduced Icing Quiet King Pump) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Ratio 65 ...

  • Graco 308351K - page 41

    308351 41 T echnical Data (Models 240945, 253376, and 198475 Quiet King Pump and Model 237265 Reduced Icing Quiet King Pump) T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected ...

  • Graco 308351K - page 42

    42 308351 T echnical Data (Model 237261, 246940 and 241901 Bulldog Pumps) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Ratio 31:1 Maximum fluid working pressure 21 MPa, 214 bar ( ...

  • Graco 308351K - page 43

    308351 43 T echnical Data (Model 237261, 246940 and 241901 Bulldog Pump) T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected fluid outlet pressure curve (black). Follow left to ...

  • Graco 308351K - page 44

    44 308351 T echnical Data (Model 237274 Reduced Icing Quiet Bulldog Pump) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Ratio 31:1 Maximum fluid working pressure 21 MPa, 214 bar ( ...

  • Graco 308351K - page 45

    308351 45 T echnical Data (Model 237274 Reduced Icing Quiet Bulldog Pump) T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected fluid outlet pressure curve (black). Follow left to ...

  • Graco 308351K - page 46

    46 308351 T echnical Data (Model 237264 and 246941 Senator Pumps) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Ratio 19:1 Maximum fluid working pressure 15 MPa, 157 bar (2280 psi ...

  • Graco 308351K - page 47

    308351 47 T echnical Data (Model 237264 and 246941 Senator Pumps) T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected fluid outlet pressure curve (black). Follow left to scale t ...

  • Graco 308351K - page 48

    48 308351 T echnical Data (Model 198466 and 246938 Viscount II Pumps) W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Maximum fluid working pressure 40 MPa, 403 bar (5850 psi) Maxim ...

  • Graco 308351K - page 49

    308351 49 Dimensions and Mounting Hole Layout 04995 A B D C E 88 mm (3.464”) 94.28 mm (3.712”) 1 1.1 mm (0.437”) DIA (4) 94.28 mm (3.712”) 101.6 mm (4.0”) 50.8 mm (2.0”) 0653 Three M16 x 2.0 Holes F G Model 236471 Shown 04508 1 1.1 mm (0.437 in.) DIA (4) 188.4 mm (7.42 in.) 287.2 mm (1 1.31 in.) All Models, except 198466 and 246938 Mode ...

  • Graco 308351K - page 50

    50 308351 Graco Standard W arranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the ...

Manufacturer Graco Category Automobile Parts

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Graco 308351K.

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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 Graco 308351K by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Graco 308351K.

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5. FAQ - Frequently Asked Questions
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