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WARNING: The following may cause severe damage to pump and will void warranty:
•
Using an extension cord
•
Cutting off the ground pin or using an adapter fi tting
•
Working on pump or switch while plugged in
•
Removing motor housing, unscrewing impeller or otherwise removing impeller seal
•
Pumping chemicals or corrosive liquids
•
Pumping gasoline or other fl ammable liquids
•
Piping: Plastic PVC pipe, drain hose, galvanized steel or copper pipe may all be used. All piping must
be clean and free of all foreign matter to prevent clogging. Use thread compound on all threaded joints
unless specifi ed otherwise. Be sure to seal the thread connection with tape seal when you are using the
pipe fi tting to connect the fl ange.
Replacement Parts
Troubleshooting
Problem
Pump hums
Pump runs but does
not deliver water
Pump runs but
delivers only a small
amount of water
Fuse blows or circuit
breaker trips when
pump starts
Motor runs for a short
time, then stops
• Line circuit breaker is off, or fuse is burned or loose.
• Water level in sump has not reached turn-on level as indicated in installation drawing on the carton.
• Pump cord is not making contact in receptacle.
• Float (optional) is stuck. It should operate freely in basin.
• If all of the above are OK and then the motor should operate.
• Check valve (optional) is installed backwards (not included with pump), arrow on valve should point in direction of
fl ow.
• Discharge shut-off valve (if used) may be closed.
• Impeller or volute openings are fully or partially clogged, remove pump and clean.
• Pump is air-locked, start and stop several times by plugging and unplugging cord, check for clogged vent hole in
pump case.
• Inlet holes in pump base are clogged, remove pump and clean the openings.
• Vertical pumping distance is too high or the pipe size is too small, reduce vertical distance or increase the pipe size
fi ttings.
• Pump is air-locked, start and stop several times by plugging and unplugging cord, check for clogged vent hole in
pump case.
• Vertical pumping distance is too high or pipe size is too small, reduce vertical distance or increase the pipe size.
• Inlet holes in pump base are clogged, remove pump and clean the openings.
• Impeller or volute openings are fully or partially clogged, remove pump and clean.
• Pump impeller is partially clogged with debris, causing motor to run slow and overload, remove pump and clean.
• Pump impeller is partially clogged with debris causing motor to run slow and overload, remove pump and clean.
• Motor stator may be defective.
• Fuse size or circuit breaker may be too small (must be 15 amps).
• Impeller or volute opening are fully or partially clogged, remove pump and clean.
• Inlet holes in pump base are clogged, remove pump and clean the openings.
• Pump impeller is partially clogged with debris causing motor to run slow and overload, remove pump and clean.
• Motor stator may be defective.
Possible Causes
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