Pd pump Systems neslab p/N 000878 Rev. 08/15/96 Service Manual

Component Repair and Replacement
Pump Replacement ...................................................................................................... 18
Motor Replacement ...................................................................................................... 20
Coupling ....................................................................................................................... 22
Pressure Gauge Replacement ...................................................................................... 24
Pressure Gauge Orifice ................................................................................................ 25
Check Valve ................................................................................................................. 26
Testing the Check Valve .......................................................................................... 27
Replacing the Check Valve ...................................................................................... 28
Check Valve Cross-section ...................................................................................... 28
Relief Valve Adjustment (External) ................................................................................ 30
Capillary Tube............................................................................................................... 31
Adjustments and Maintenance
Priming ......................................................................................................................... 32
Relief Valve (Internal) .................................................................................................... 33
Pressure Adjustment ..................................................................................................... 34
Coupling Lubrication ..................................................................................................... 37
Motor Lubrication .......................................................................................................... 38
Strainer - PD1 .............................................................................................................. 40
Strainer - PD2 .............................................................................................................. 42