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Operating Instructions and Parts Manual
Problem Possible Cause(s) Corrective Action(s)
Pump will not start
or run
1. Blown fuse, tripped breaker
2. Low line voltage
3. Float obstructed
4. Defective fl oat switch
5. Impeller bound-up
6. Defective motor
1. If blown, replace with proper sized fuse or reset breaker
2. If voltage is under 108 volts, check wiring size. DO NOT USE
AN EXTENSION CORD
3. Make sure fl oat moves freely up and down
4. Replace fl oat switch (Recommended for at least every 2 years)
5. If impeller will not turn, remove housing and remove blockage
6. Replace pump
Pump starts and
stops too often
1. Back-fl ow of water from
piping
2. Faulty fl oat switch
1. Replace check valve
2. Replace fl oat switch (Recommended for at least every 2 years)
Pump will not shut
off or thermal
protector turns off
1. Defective fl oat switch
2. Obstacle in piping
3. Float obstructed
1. Replace fl oat switch (Recommended for at least every 2 years)
2. Remove pump; clean check valve, pump and piping
3. Make sure fl oat move freely up and down
Pump operates but
delivers little or no
water
1. Low line voltage
2. Plugged impeller
3. Obstructed piping
4. Excessive lift height (water
has to go higher than pump
can handle)
1. If voltage is under 108 volts, check wiring size. DO NOT USE
AN EXTENSION CORD
2. Clean out impeller
3. Remove pump and remove obstruction from piping or
reposition piping to prevent obstruction
4. Reposition pump to a suitable position to decrease lift height
Troubleshooting Chart