HP G-04, D-04 manual Service Hydraulic End

Page 14

D/G-04 Service (Hydraulic End)

14	D04-991-2400 5/1/04

Image 14

Contents Models D-04, G-04 04 Contents 04 SpecificationsDry Lift PerformanceNet Positive Suction Head NPSHr 04 Dimensions 04 Models with Metallic Pumping HeadLocation 04 InstallationImportant Precautions MountingInlet Calculations Inlet Piping Suction FeedInlet Piping Pressure Feed Net Positive Suction Head Discharge PipingFriction Losses Hose and RoutingInitial Start-Up Procedure Before Initial Start-UpDaily 04 MaintenanceShutdown Procedure During Freezing Temperatures PeriodicallyRef. No 04 Service Fluid EndBolt Torque Specifications Inspect Valves Tools and SuppliesRemove Manifold 3 and Valve Plate 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 Premature Failure of Valve Spring or Retainer Valve WearLoss of Oil Limited Warranty Wanner ENGINEERING, INC