Periodic Service - Little Giant 5 Série Manuel De L'opérateur

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  • FRANÇAIS, page 19
MAINTENANCE

Periodic Service

Risk of severe injury or death by electrical shock, high temperatures,
or pressurized fluids.
• Always unplug the pump power cord in addition to removing the fuse or shutting off the circuit breaker before
working on the pump or switch.
• Let pump cool for a minimum of 2 hours before attempting to service. Submersible pumps can become pressur-
ized and hot under normal operating conditions.
Risk of damage to pump or other equipment.
• This unit is permanently lubricated. Oiling is not required. Do not open the sealed portion of the unit or remove
housing screws.
• Do not remove the motor housing cover.
• Do not remove the impeller. This action requires special tools and may damage the pump.
• Warranty is void if the motor housing cover or power cord has been removed.
1. Disconnect the pump from electric power.
2. Disconnect the discharge hose from the pump.
3. Remove the screen by prying in the slots between the screen and the volute.
4. Remove the screws that hold the volute to the motor hous-
ing.
5. Remove the volute, being careful not to lose the seal ring.
6. Clean the impeller and the volute passage. Do not use strong
solvents on the impeller.
7. If the impeller is removed, make sure it is spaced 0.050"
(1.27 mm) when reassembled.
8. Be sure the impeller turns freely after cleaning.
9. Replace the seal ring into the volute and secure the volute to
the motor housing with screws.
10. Replace the screen onto the volute.
MAINTENANCE
Periodic Service
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