Graco 308793L manual

Instructions – Parts List GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 1997, Graco Inc. is registered to I.S. EN ISO 9001 HIGH FLO R Pumps Designed for low pressure, medium volume circulation of finishing materials NOTES: Stainless steel pumps are severe-duty and electropolished. Use with water-base coatings. Refer to manual [...]

2 308793 T able of Contents Symbols 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pump Models 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation All Pumps 7 . . . . . . . . . . . . . . . . . . . . .[...]

308793 3 W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury . D This equipment is for professional use only . D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are uncert[...]

4 308793 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and re- sult in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. Refer to Grounding on page 7. D If there is any static sparking or you feel an electric shock while usin[...]

308793 5 Pump Models NOTE: These pumps are not suitable for metering. Contact your Graco distributor for more information. CARBON STEEL MODELS Maximum Air (or Hydraulic*) Working Pressure Maximum Fluid Working Pressure Complete Pump Part No. Ratio and T ype (parts list page) Displacement Pump (parts list page) MPa, bar (psi) MPa, bar (psi) **220560[...]

6 308793 Pump Models NOTE: These pumps are not suitable for metering. Contact your Graco distributor for more information. SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL MODELS Maximum Air (or Hydraulic*) Working Pressure Maximum Fluid Working Pressure Complete Pump Part No. Ratio and T ype (parts list page) Displacement Pump (parts list page) MPa, b[...]

308793 7 Installation (All Pumps) Application The High-Flo pump is designed for low pressure, medium volume circulation of finishing materials such as paints and stains. Do not use this pump for flushing or purging lines with caustics, acids, abrasive line strippers, and other similar fluids. T ypical Installation The T ypical Installations shown i[...]

8 308793 Installation (All Pumps) Mount the Pump This pump can be mounted on a floor stand, cart, wall bracket, or drum. The floor stand shown in Figs. 4 and 5 is Part. No. 220581. Instructions for mounting the pump are supplied with the mounting accessory . Plumbing Most displacement pumps have a 1–1/2 in. npt(f) fluid inlet and a 1 in. npt(f) f[...]

308793 9 Installation (All Pumps) Non-Circulating Systems In non-circulating systems with a fluid outlet that can be closed off (causing the pump to stall), install a fluid pressure relief valve (AA) and a return line (BB) lead- ing back to the fluid supply line (C). See Fig. 3. W ARNING COMPONENT RUPTURE HAZARD The pressure relief valve reduces th[...]

10 308793 Installation (Air-Powered Pumps) Air Line to Motor W ARNING A bleed-type master air valve (M) is required in your system, to help reduce the risk of serious injury including splashing fluid in the eyes or on the skin, and injury from moving parts if you are adjust- ing or repairing the pump. The bleed-type master air valve relieves air tr[...]

308793 11 Installation (Air-Powered Pumps) 01923A Fig. 4 KEY A Mix T ank B Pump Stand C Fluid Supply Line; 38 mm (1–1/2 in.) minimum diameter D Fluid Shutoff V alve E Fluid Line; 25 mm (1 in.) minimum diameter F Surge T ank Stand G Surge T ank H Ground Wire (required; see page 7 for installation) J Air Supply Line K Airline Filter L Air Regulator[...]

12 308793 Installation (Hydraulic-Powered Pumps) Hydraulic Power Supply 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 discon[...]

308793 13 Installation (Hydraulic-Powered Pumps) 01924A Fig. 5 KEY A Mix T ank B Pump Stand C Fluid Supply Line; 38 mm (1–1/2 in.) minimum diameter D Fluid Shutoff V alve E Fluid Line; 25 mm (1 in.) minimum diameter F Surge T ank Stand G Surge T ank H Ground Wire (required; see page 7 for installation) J 10 Micron Return Filter K Hydraulic Return[...]

14 308793 Notes[...]

308793 15 Operation (All Pumps) Before Y ou Start the Pump Read and follow all instruction manuals, labels and tags supplied with this pump and with all the accesso- ries you add to the system, before operating the sys- tem. Flush the Pump Before First Use The pump was tested in lightweight oil. If the oil will contaminate the fluid you are pumping[...]

16 308793 Operation (Air-Powered Pumps) Starting and Adjusting the Pump 1. Charge the surge tank, if you are using one. See the separate instruction manual, 307707. 2. Open all fluid shutoff valves (D). 3. Open the dispensing valve/spray gun at the last gun station and keep it open while starting the pump. 4. Open the bleed-type master air valves ([...]

308793 17 Operation (Hydraulic-Powered Pumps) Starting and Adjusting the Pump 1. Charge the surge tank, if you are using one. See the separate instruction manual, 307707. 2. Open all fluid shutoff valves (D). 3. T urn on the hydraulic power supply . 4. Open the flow control valve (T) all the way . 5. Open the return line shutoff valve (R) first, th[...]

18 308793 Maintenance Preventive Maintenance Schedule The operating conditions of your particular system determine how often maintenance is required. Estab- lish a preventive maintenance schedule by recording when and what kind of maintenance is needed, and then determine a regular schedule for checking your system. Y our maintenance schedule shoul[...]

308793 19 Maintenance Air Line Lubricator Keep properly filled for automatic air motor lubrication. Air Line Filter Drain and clean as necessary . Hydraulic Power Supply Check Carefully follow the hydraulic power supply manufac- turer ’ s recommendations on reservoir and filter clean- ing, and periodic changes of hydraulic fluid. Mix T ank V olum[...]

20 308793 Notes[...]

308793 21 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 15. 1. Relieve the pressure. 2. Check all possible problems and solutions before disassembling pump. PROBLEM CAUSE SOLUTION Pump output low on both strokes. Restricted air or [...]

22 308793 Service Disconnecting the Displacement Pump NOTE: T o change only the throat packings without removing the displacement pump from the motor , refer to page 25. If you are doing a complete service of the displace- ment pump, disconnect it from the motor as described in the applicable procedure on this page, and disas- semble the pump as de[...]

308793 23 Service D For President (Fig. 8) and Viscount (Fig. 9) pumps: NOTE: If the coupling rod (G) and tie rods (C) have been disassembled from a President or Viscount motor , refer to Reassembling the Coupling Rod and Tie Rods. If they have not been removed, proceed as follows: Orient the displacement pump (D) to the motor (E) and adapter plate[...]

24 308793 Service Reassembling the Coupling Rod and Tie Rods (President and Viscount only) NOTE: Use this procedure only if the coupling rod (G) and tie rods (C) have been disassembled from a President or Viscount motor , to ensure proper align- ment of the motor shaft to the piston rod. 1. Loosen, but do not remove, the screws (M) holding the adap[...]

308793 25 Service Replacing the Throat Packings Without Disconnecting the Displacement Pump NOTE: T o replace the throat packings as part of a complete servicing of the displacement pump, refer to page 27. NOTE: Throat packing kits are available. Refer to page 45 to order . Parts supplied in the throat packing kit are marked with a symbol, for exam[...]

26 308793 Service T orque to 135 N S m (100 ft-lb). 7522B 1 1 21 OUTLET Lips of v-packings must face down. T orque to 34–40 N S m (25–30 ft-lb). Apply sealant to threads. 5 7 17 1 7 12 Lubricate. Models 239859, 239860, 240612, and 240613 use 8 v-packings (20), instead of 5 UHMWPE (20) and 3 leather (25) as shown for all other models. 13 19 { 20[...]

308793 27 Service Repair Kits Pump seal kits are available for each pump size. Throat packing kits are also available. Refer to page 45 to order . Parts supplied in the pump seal kit are marked with one asterisk in the text and drawings, for example (2*). Parts supplied in the throat packing kit are marked with a symbol, for example (19 { ). For th[...]

28 308793 Service 01930C Fig. 13 1 3 2 Severe-Duty Electropolished Stainless Steel Pump Shown 16 15 16 12 14 13 9 8 10 7 5 11 17 2 3 2 18 1 19 20 26 21 22 9 8 23 24 7 25 INLET OUTLET 20 20 25 18 4 17 (Ref) 5 34 7 6 Relief valve intake seat. Intake seat without a relief valve. 2 3 Models 239859, 239860, 240612, and 240613 use 8 v-packings (20), inst[...]

308793 29 Service Reassembling the Displacement Pump NOTE: When thread sealant is specified, use low strength (blue) Loctite r . 1. Place the halves of the piston (16) around the packing (15*) and snap them together . See Fig. 15. 2. Apply thread sealant to the piston rod (17) threads. Screw the rod through the piston and packings and into the spec[...]

30 308793 T orque to 135 N S m (100 ft-lb). 7522B 01932 Fig. 15 1 3 4 2 16 *15 16 10 7* 5 11 *2 3 *2 1 21 8 23 INLET OUTLET 18* *7 8 Side View of Outlet Housing (22) 18* Lips of v-packings must face down. Relief valve intake seat must be installed on the left side of the housing (1 1), as shown. Orient the seat as shown in Fig. 14. Intake seat with[...]

308793 31 Notes[...]

32 308793 Parts (President Pumps) CARBON STEEL PUMPS Model 220560, Series B, 2:1 Ratio Model 220561, Series B, 3:1 Ratio Model 237223, Series B, 3:1 Ratio Model 239855, Series A, 3:1 Ratio, stubby Ref Part No. No. Description Qty 101 205038 MOT OR, President; see 306982 1 102 183033 ROD, tie ; 13.625” (346 mm) between shoulders 3 192582 ROD, tie;[...]

308793 33 Parts (President Pumps) CARBON STEEL PUMPS Model 220560, Series B, 2:1 Ratio Model 220561, Series B, 3:1 Ratio Model 237223, Series B, 3:1 Ratio Model 239855, Series A, 3:1 Ratio, stubby SEVERE-DUTY , ELECTROPOLISHED ST AINLESS STEEL PUMPS Model 220562, Series C, 1.5:1 Ratio Model 220563, Series C, 2:1 Ratio Model 220564, Series C, 3:1 Ra[...]

34 308793 Parts (Quiet Senator Pumps) CARBON STEEL PUMPS Model 220565, Series B, 3.5:1 Ratio Model 220567, Series B, 2.5:1 Ratio Ref Part No. No. Description Qty 101 220571 MOT OR, Quiet Senator See 307592 for parts 1 102 183033 ROD, tie ; 13.625” (346 mm) between shoulders 3 103 100103 PIN, cotter; 1/8” dia x 1–1/2” 1 104 108284 P ACKING, [...]

308793 35 Parts (Quiet Bulldog Pumps) CARBON STEEL PUMPS Model 220577, Series B, 4:1 Ratio Ref Part No. No. Description Qty 101 215255 MOT OR, Quiet Bulldog See 307304 for parts 1 102 183033 ROD, tie; 13.625” (346 mm) between shoulders 3 103 100103 PIN, cotter; 1/8” dia x 1–1/2” 1 104 108284 P ACKING, o-ring; buna-N 1 105 183041 COUPLING 1 [...]

36 308793 Parts (V iscount I+ Pumps) CARBON STEEL PUMPS Model 236601, Series B, Model 236605, Series B, Model 236712, Series B Ref Part No. No. Description Qty 101 236417 MOT OR, hydraulic, Viscount I+ See 308330 for parts 1 102 183033 ROD, tie ; 13.625” (346 mm) between shoulders 3 103 100103 PIN, cotter; 1/8” dia x 1–1/2” 1 104 156082 P A[...]

308793 37 Displacement Pump Parts CARBON STEEL DISPLACEMENT PUMPS Model 239833, Series A ; for Pump Models 220561, 236601, and 239855 Model 239834, Series A ; for Pump Models 220560, 220565, and 236605 Model 239835, Series A ; for Pump Models 220567, 220577, and 236712 Model 239860, Series A ; for Pump Model 237223 NOTE: Part numbers vary by pump. [...]

38 308793 Displacement Pump Parts CARBON STEEL DISPLACEMENT PUMPS Model 239833, Series A ; for Pump Models 220561, 236601, and 239855 Model 239834, Series A ; for Pump Models 220560, 220565, and 236605 Model 239835, Series A ; for Pump Models 220567, 220577, and 236712 Model 239860, Series A ; for Pump Model 237223 NOTE: See Service Section for imp[...]

308793 39 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS Model 239836, Series B ; for Pump Models 220564, 236602, and 239854 Model 239837, Series B ; for Pump Models 220563, 220568, and 236606 Model 239838, Series B ; for Pump Models 220562, 220570, 220578, and 236713 Model 239859, Series B ; for Pump Model [...]

40 308793 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS Model 239836, Series B ; for Pump Models 220564, 236602, and 239854 Model 239837, Series B ; for Pump Models 220563, 220568, and 236606 Model 239838, Series B ; for Pump Models 220562, 220570, 220578, and 236713 Model 239859, Series B ; for Pump Model [...]

308793 41 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS, WITH BSP THREADS Model 240606, Series A, with tri-clamp adapters ; for Pump Model 240625 Model 240607, Series A, without tri-clamp adapters ; for Pump Model 240626 Model 240610, Series A, with tri-clamp adapters ; for Pump Model 240618 Model 24061 1, [...]

42 308793 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS, WITH BSP THREADS Model 240606, Series A, with tri-clamp adapters ; for Pump Model 240625 Model 240607, Series A, without tri-clamp adapters ; for Pump Model 240626 Model 240610, Series A, with tri-clamp adapters ; for Pump Model 240618 Model 24061 1, [...]

308793 43 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS, WITH BSP THREADS Models 240608 and 240612, Series A, with tri-clamp adapters ; optional Models 240609 and 240613, Series A, without tri-clamp adapters ; optional NOTE: Part numbers vary by pump. T o find the part number used in your pump, read down th[...]

44 308793 Displacement Pump Parts SEVERE-DUTY ELECTROPOLISHED ST AINLESS STEEL DISPLACEMENT PUMPS, WITH BSP THREADS Model 240608, Series A, with tri-clamp adapters ; optional Model 240609, Series A, without tri-clamp adapters ; optional Model 240612, Series A, with tri-clamp adapters ; optional Model 240613, Series A, without tri-clamp adapters ; o[...]

308793 45 Seal and Throat Packing Kits NOTE: T o find the part number of a repair or conversion kit, read down the chart to find the desired kit description, then read left to right to find the kit number for your pump. Pump and Displacement Pump Part Numbers Description 220561 (cst) 220564 (sst) 236601 (cst) 236602 (sst) 239833 (cst) 239836 (sst) [...]

46 308793 Notes[...]

308793 47 Accessories Packing Nut Wrench 1 10335 For tightening the packing nut. Graco-Approved Hydraulic Fluid 169236 20 liter (5 gal.) 207428 3.8 liter (1 gal.) 180090 0.9 m (3 ft) long Pump Mounting Adapter Kits Provides adapter plate and tie rods for retrofitting existing motor to a High-Flo displacement pump. Refer to Medium Volume High-Flo Ac[...]

48 308793 Pump Mounting Hole Diagram Gasket 161806 247.7 mm (9.75 in.) Four 1 1.1 mm (0.44 in.) diameter holes on 10.5 in. Bolt Circle Bolt Pattern for 218742 Surge T ank Stand 01943 160.2 mm (6.41 in.) 277.5 mm (1 1.1 in.) 30 _ 60 _ 185.0 mm (7.4 in.) Radius Three 17 mm (0.68 in.) Holes 30 _ 160.2 mm (6.41 in.) Bolt Pattern for 220581 Pump Stand 1[...]

308793 49 Notes[...]

50 308793 T echnical Data 1.5:1 Ratio President Pump Model 220562 Category Data Maximum W orking Pressure 1.9 MPa, 19 bar (270 psi) Air Operating Range 0.1–1.2 MPa, 1.4–12 bar (20–180 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 68.9 liter/min (18.2 gpm) Pump Cycles Per Liter (gallon) 0.90 (3.3) Maximum Fluid [...]

308793 51 T echnical Data 2:1 Ratio President Pumps, Models 220560 and 220563 Category Data Maximum W orking Pressure 2.5 MPa, 25 bar (360 psi) Air Operating Range 0.1–1.2 MPa, 1.4–12 bar (20–180 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 49.2 liter/min (13.0 gpm) Pump Cycles Per Liter (gallon) 1.2 (4.6) Max[...]

52 308793 T echnical Data 3:1 Ratio President Pumps, Models 220561, 220564, 237222, 237223, 239855, 239854, 240618, and 240619 Category Data Maximum W orking Pressure 3.4 MPa, 34 bar (500 psi) Air Operating Range 0.1–1.1 MPa, 1.4–1 1 bar (20–166 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 37.1 liter/min (9.8 [...]

308793 53 T echnical Data 3:1 Ratio President Pumps, Models 220561, 220564, 237222, 237223, 239855, 239854, 240618, and 240619 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 selecte[...]

54 308793 T echnical Data 2.5:1 Ratio Quiet Senator Pumps, Models 220567 and 220570 Category Data Maximum W orking Pressure 1.7 MPa, 17 bar (250 psi) Air Operating Range 0.28–0.7 MPa, 2.8–7 bar (40–100 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 89.9 liter/min (24 gpm) Pump Cycles Per Liter (gallon) 0.66 (2.5[...]

308793 55 T echnical Data 3.5:1 Ratio Quiet Senator Pumps, Models 220565 and 220568 Category Data Maximum W orking Pressure 2.4 MPa, 24 bar (350 psi) Air Operating Range 0.28–0.7 MPa, 2.8–7 bar (40–100 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 65.8 liter/min (17.4 gpm) Pump Cycles Per Liter (gallon) 0.91 (3[...]

56 308793 T echnical Data 4:1 Ratio Quiet Bulldog Pumps, Models 220577, 220578, 240625, and 240626 Category Data Maximum W orking Pressure 2.8 MPa, 28 bar (400 psi) Air Operating Range 0.28–0.7 MPa, 2.8–7 bar (40–100 psi) Air Consumption See Performance Chart Fluid Flow at 60 cycles per minute 90.8 liter/min (24 gpm) Pump Cycles Per Liter (ga[...]

308793 57 T echnical Data V iscount I+ Pumps, Models 236601 and 236602, 244142 Category Data Maximum Working Pressure 3.1 MPa, 31 bar (450 psi) Maximum Hydraulic Working Pressure 10.3 MPa, 103 bar (1500 psi) Hydraulic Oil Consumption See Performance Chart Maximum Hydraulic Motor Fluid T emperature 54 _ C (134 _ F) Fluid Flow at 60 cycles per minute[...]

58 308793 T echnical Data V iscount I+ Pumps, Models 236605 and 236606 Category Data Maximum Working Pressure 2.1 MPa, 21 bar (300 psi) Maximum Hydraulic Working Pressure 10.3 MPa, 103 bar (1500 psi) Hydraulic Oil Consumption See Performance Chart Maximum Hydraulic Motor Fluid T emperature 54 _ C (134 _ F) Fluid Flow at 60 cycles per minute 55.6 li[...]

308793 59 T echnical Data V iscount I+ Pumps, Models 236712 and 236713 Category Data Maximum Working Pressure 1.5 MPa, 15 bar (225 psi) Maximum Hydraulic Working Pressure 10.3 MPa, 103 bar (1500 psi) Hydraulic Oil Consumption See Performance Chart Maximum Hydraulic Motor Fluid T emperature 54 _ C (134 _ F) Fluid Flow at 60 cycles per minute 75.6 li[...]

60 308793 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 by a n authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for[...]