Periodic Service - Little Giant 12E Serie Manual Del Propietário

7. If the pump is hardwired, turn on the circuit breaker for the pump's power circuit.
8. Confirm that the pump is functioning as intended.
NOTE: It is normal for a stream of water to spray from the air bleed hole in the pump's plumbing.
Confirm that this spray is captured within the basin.
9. If pump is not functioning as intended, disconnect power from the pump and refer to
shooting" on page
authorized service center.
10. If the pump is functioning as intended, disconnect power from the pump before attempting to
remove it from the basin or test reservoir.
MAINTENANCE
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 contain oil that
becomes pressurized 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, impeller or seals. Warranty is void if the motor housing cover, impeller, or
seals have been removed. Repairs on the motor or impeller require special tools.

Periodic Service

Inspect and test the pump system condition and operation every three months—more frequently in
heavy use applications.
1. Check the power cords and electrical outlet for damage or corrosion.
IMPORTANT: If the power cord is damaged, the whole unit must be replaced.
2. Remove all debris (gravel, sand, floating debris, etc.) from the basin.
3. Check the pump system components (basin, pump, switch, etc.) for any build-up (sludge, sediment,
minerals, etc.) that would inhibit functionality of the components. If significant, remove build-up or
replace affected components.
4. Confirm that all flexible coupling hose clamps are fully engaged with plumbing and fully tightened.
5. Test operation of the pump system. Refer to
6. While the pump is running, make sure a stream of water is escaping from the air bleed hole. If not,
clear the hole of any deposits or debris.
8. If the solution still cannot be found, please contact the place of purchase or an
"Operation Testing" on page
MAINTENANCE
Periodic Service
"Trouble-
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