HP G-04, D-04 manual Service Fluid End, Bolt Torque Specifications, Ref. No

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D/G-04 Service (Fluid End)

10	D04-991-2400 5/1/04

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Contents Models D-04, G-04 04 Contents 04 SpecificationsNet Positive Suction Head NPSHr PerformanceDry Lift 04 Dimensions 04 Models with Metallic Pumping HeadLocation 04 InstallationImportant Precautions MountingInlet Piping Pressure Feed Inlet Piping Suction FeedInlet Calculations Net Positive Suction Head Discharge PipingFriction Losses Hose and RoutingInitial Start-Up Procedure Before Initial Start-UpDaily 04 MaintenanceShutdown Procedure During Freezing Temperatures PeriodicallyBolt Torque Specifications 04 Service Fluid EndRef. No Remove Manifold 3 and Valve Plate Tools and SuppliesInspect Valves Prime the Hydraulic Cells Inspect and Replace DiaphragmsFlush Contaminant from Hydraulic End Only if a diaphragm has rupturedReinstall Valve Plate 12 and Manifold 04 Service Hydraulic End Reassemble Pistons Remove Pump HousingDisassemble Pistons Remove and Replace PistonsReplace Shaft Seal Reassemble Housing and Back CoverReinstall Diaphragms Reassemble Pump04 Troubleshooting Loss of Oil Valve WearPremature Failure of Valve Spring or Retainer Limited Warranty Wanner ENGINEERING, INC