Hitachi 308996J important safety instructions Reassembly

Page 17

Service

Reassembly

1.Fig. 6. Clean threads of displacement rod (1) and piston housing (16). Replace u–cup seals (14) and spacers (15). Reassemble piston nut (13) and lockwasher (12).

2.Place flats of piston seat housing (16) in vise. Tighten displacement rod and piston nut from 20 to 27 NSm (15 to 20 ft–lb).

3.Install seal (8) on cylinder (9). Lubricate seal and threads.

4.Fig. 5. Install throat bearing (5) and u–cup seal (4) into wet cup (2). Install seal (8) onto wet cup. Lubricate seals and threads.

5.Install wet cup into outlet housing (7), hand tight.

6.Fig. 6. Lubricate u–cup seals (14) and insert piston/displacement rod into cylinder (9).

7.Install cylinder, first by sliding displacement rod (1) up through outlet housing (7) and wet cup (2), then engage cylinder threads into outlet housing and hand tighten.

8.Replace intake ball (17) and ball stop (3) into intake valve (19). Install seal (8) on intake valve. Lubricate seal and threads.

9.Install intake valve into cylinder and hand tighten.

10.Place outlet housing into vise. Using an adjustable wrench, tighten the wet cup from 41 to 54 NSm (30 to 40 ft–lb).

11.Tighten the cylinder from 41 to 54 NSm (30 to 40 ft–lb) and the intake valve from 41 to 54 NSm (30 to 40 ft–lb).

12.Reconnect the displacement pump to the air motor as detailed in Reconnecting the Displacement Pump on page 12.

308996 17

Image 17
Contents Important Safety Instructions Instructions Parts ListPart No Pump, Series B, 101 Ratio, with Falcon Air Motor Part No Pump, Series B, 201 Ratio, with Falcon II Air MotorSymbols Table of ContentsSkin Injection Hazard Fire and Explosion Hazard System Accessories InstallationMounting Accessories General Information Prepare the Operator GroundingFluid Line Accessories Air Line AccessoriesTypical Installation Pressure Relief Procedure Operation/MaintenanceFlush Pump Before First Use Starting and Adjusting PumpInstall the Spray Tip Shutdown and Care of the Pump Preventive Maintenance ScheduleFlushing Explosion Hazard onProblem Cause Solution Troubleshooting ChartDisconnecting Displacement Pump ServiceReconnecting the Displacement Pump Required ToolsModel 241594 Shown Disassembly Torque to 30-40 ft-lb 41-54 N.m Torque to 5-20 ft-lb 120-27 NSm *13 Lubricate Reassembly 9097A Description Qty PartsPart Description Qty Displacement Pump, Series BRepair Kit 241597, for Falcon Pump Repair KitsThroat Seal Repair Kit 241827, for Falcon Pump Piston Repair Kit 241828, for Falcon PumpPiston SST Conversion Kit 15B327, for Falcon Pump Piston Repair Kit 241830, for Falcon PumpModel 241595 Falcon ll Pump Technical DataModel 241594 Falcon Pump Falcon ll Performance ChartsLayout Dimensions Mounting HoleToll Free Graco Standard WarrantyGraco Information