Hitachi 236464 User Manual

Instructions – Parts ListGRACO INC.ąP.O. BOX 1441ąMINNEAPOLIS, MNą55440-1441Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001STAINLESS STEE

10 308350Operation/MaintenancePressure Relief ProcedureWARNINGINJECTION HAZARDThe system pressure must be manuallyrelieved to prevent the system froms

308350 11Operation/MaintenanceFlush the Pump Before First UseThe pump is tested with lightweight oil, which is left into protect the pump parts. If th

12 308350Operation/MaintenanceShutdown and Care of the PumpWARNINGTo reduce the risk of serious injury whenever youare instructed to relieve pressure,

308350 13Troubleshooting ChartWARNINGTo reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Re

14 308350ServiceRequired ToolsD Set of adjustable wrenchesD Large pipe wrenchD 2–3/4 in. socket wrenchD Torque wrenchD Rubber malletD O-ring pickD Lar

308350 15Service04377Fig. 41011091081071051061108121VUW33Model 237634 Shown12Torque to 195–210 NSm (145–155 ft-lb)3Torque to 68–81 NSm (50–60 ft-lb)To

16 308350ServiceDISPLACEMENT PUMP SERVICEDisassemblyWhen disassembling the pump, lay out all the removedparts in sequence, to ease reassembly.NOTE: Pa

308350 17ServiceCAUTIONTo reduce the possibility of costly damage to the rod (1) and cylinder (2), always use a plastic orwooden block to help drive t

18 308350ServiceReassembly1. If it was necessary to remove the piston ballhousing (9) from the displacement rod (1), cleanthe threads of the rod and t

308350 19Service05468Fig. 91*11513*109DETP862*30*1278 (Ref)*4*19*36 (Ref)9 (Ref)2 (Ref)10 (Ref)*3*19*47 (Ref)*11 (Ref)4444533218Throat Packing Detail(

2 308350List of ModelsPump Part No.and SeriesPump ModelDisplacementPump Part No. and SeriesRatioMaximum Fluid Working PressureMaximum AirInput Pressur

20 308350Service9. Install the seal (30*) on the intake valve (5). Lubri-cate the seal and the threads of the intake valve.10. One end of the intake h

308350 21PartsPart No. 237634 Pump, Series A41:1 Ratio, with Bulldog Air MotorRef.No. Part No. Description Qty.101 208356 AIR MOTOR, BulldogSee 307049

22 308350PartsPart No. 686615 Pump, Series A 25:1 Ratio, with Senator Air Motor101{105102Y9204A107{106{110{109{108These parts are included in Connecti

04371AThroatPackingStack(see page 24)PistonPackingStack(see page 24)615713*1017212*930**118*11308350 23PartsNOTE: The parts listed on this page are co

24 308350Packing KitsLeather Packing Kit 237234, for Standard Displacement Pump 236458, Series ARef PartNo. No. Description Qty3* 184222 GLAND, male;

308350 25Technical DataWARNINGBe sure that all fluids and solvents used are chemically compatible with theWetted Parts listed below. Always read the m

26 308350Technical Data0100020003000400050000.0 0.5 1.0 1.5 2.0 2.5 3.0FLUID FLOW (NO. 10 WEIGHT OIL)gpmliters/mincycles/minscfmm#/min1007.62.8013 52

308350 27Dimensions04373Model 237634 ShownABCDEFGHMounting HoleLayout101.6 mm(4.0”)50.8 mm(2.0”)88 mm(3.464”)94.28 mm(3.712”)11.1 mm(0.437”)DIA (4)94.

28 308350Graco Standard WarrantyGraco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workma

308350 3SymbolsWarning SymbolWARNINGThis symbol alerts you to the possibility of seriousinjury or death if you do not follow the instructions.Caution

4 308350WARNINGINJECTION HAZARDSpray from the gun, hose leaks, or ruptured components can inject fluid into your body and causeextremely serious injur

308350 5WARNINGFIRE AND EXPLOSION HAZARDImproper grounding, poor ventilation, open flames or sparks can cause a hazardous condition andresult in a fir

6 308350Notes

308350 7InstallationGeneral InformationNOTE: Reference numbers and letters in parenthesesin the text refer to the callouts in the figures and theparts

8 308350InstallationSystem Accessories (continued)WARNINGA bleed-type master air valve (E) and a fluid drainvalve (M) are required in your system. The

308350 9Installation04496Fig. 2KEYA PumpB Wall BracketC Pump Runaway ValveD Air Line LubricatorE Bleed-Type Master Air Valve(required, for pump)F Pump