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Little Giant PCP550 Manual page 3

Pool cover pump

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Pump runs but will not discharge liquid.
Pump does not deliver rated capacity.
Pump cycles continually.
FIGURE 1
TROUBLESHOOTING INFORMATION
Lift too high for pump.
Inlet to impeller plugged.
Pump is air locked.
Frozen water in discharge hose.
Lift too high for pump.
Low voltage, speed too slow.
Impeller or discharge pipe is clogged.
Volute clogged.
Motor failure.
GFCI activated.
REPLACEMENT PARTS TABLE
ITEM
PART NO.
1
119007
2
119008
Check pump specifications table.
Pull pump and clean.
Shut power off for approximately 1 minute, then restart. Repeat
several times to clear air from pump.
Thaw hose or change out.
Check rated pump performance.
Check for proper supply voltage, ensuring that it corresponds to
nameplate voltage.
Pull pump and clean. Check pipe for scale or corrosion.
Clean screen and basket.
Replace pump.
Inspect all electrical connections and reset GFCI.
1
DESCRIPTION
QTY.
Adapter, discharge
Screen, intake
2
1
1
3

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