Displacement
Pump Repair
Removing pump
1. Flush
pump. Relieve pressure. Fig. 20. Cycle
pump with piston rod (222) in its lowest position.
2.
Fig. 20. Unscrew suction tube and hose from
pump.
Fig. 20
7672A
222
3.
Fig. 21. Use screwdriver to push retaining spring
up.
Fig. 21
7674A
4.
Fig. 22. Push out pin.
Fig. 22
7675A
5.
Fig. 23. Loosen locknut by hitting firmly with a
20 oz (maximum) hammer
. Unscrew pump.
Fig. 23
7673A
Repairing Pump
See
manual 308–798 for pump repair instructions.