Repair
RepairRepair
Repair
BeforeBefore
Before
YouYou
You
StartStart
Start
1. Flush the pump.
2. Relieve the pressure.
3. Disconnect power to the pump.
4. Make sure the pump is electrically isolated.
Unexpected operation of the pump can cause
serious injury. Remove the fan cover only after
the motor has been locked out.
DisassemblyDisassembly
Disassembly
DrainDrain
Drain
thethe
the
OilOil
Oil
1. Hold a pail under the drain plug (17) and unscrew
the plug to drain the lubricating oil. Dispose of
the oil properly. Take care, as the oil may be
contaminated by the pumped uid.
2. Remove the vent plug (15) and ush the pump
housing with a compatible solvent.
Figure 1 Pump Drain and Vent
RemoveRemove
Remove
thethe
the
FrontFront
Front
CoverCover
Cover
1. Unscrew the socket head cap screws (14) and
washers (13) that hold the front cover (12),
removing the top screw and washer last. Take
the cover off the pump. See Figure 5, page 11.
2. Remove the front cover gasket (11).
3. Inspect and clean the cover (12), then set aside.
83A1940G
