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Les langues disponibles
TROUBLESHOOTING
SYMPTOM
Pump won't start or
run
Pump starts and
stops too often.
Pump won't shut off.
Pump operates but
delivers little or no
water.
MY994_R (08-20-20)
All manuals and user guides at all-guides.com
PROBABLE CAUSE(S)
Blown fuse.
Defective motor.
Defective float switch.
Impeller.
Float is obstructed.
Water backflow from piping.
Faulty float switch.
Defective float switch.
Restricted discharge
(obstacle in piping).
Float obstructed.
Something caught in impeller.
Anti-airlock hole is plugged.
CORRECTIVE ACTION
If blown, replace with a fuse of proper size.
Replace the pump.
Replace the float switch.
If the impeller won't turn, locate the source of the binding.
Remove the obstruction.
Install or replace the check-valve.
Replace the float switch.
Replace the float switch.
Remove the pump and clean the pump and piping.
Remove the obstruction.
Clean out the impeller.
Turn off the pump, clean out the anti-airlock hole, and
restart pump.
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