Franklin Electric FTB1CI Manuel Du Propriétaire page 11

Problem
Pump does not deliver 1. The pump is not full of water.
water or pressure
Low pressure 1.
2.
3.
Low capacity 1.
2.
3.
4.
5.
Motor overheats 1.
2.
Motor will not start 1.
2.
Air logging (excessive 1.
air in pipe)
2.
Gravelly noises inside 1.
pump (cavitation)
2.
3.
APPENDIX II - TROUBLESHOOTING
Possible Cause
The motor is not up to speed.
The impeller is partially plugged.
Air is leaking into suction line.
Your water level is deeper than 25 feet.
The pipe you are using is too long from the water
to the pump.
You have a plugged impeller.
The pipe from the pump to the water is partially plugged.
The motor is rotating backwards. (3-phase only)
Improper voltage or wiring connections.
Improper ventilation for the motor.
Open switches, blown fuses or loose connections.
Improper connections to motor.
Air leaks in pipe.
Water drops below the end of the pipe.
Pump running over capacity (NPSHR exceeds NPSHA).
Suction pipe is too small or length of pipe is too long.
End of suction pipe is in mud or sand.
Remedy
1. Stop the pump, fill it with water, check all
pipe connections to make sure there are
no air leaks and try again.
1. Check for proper voltage and tight
wiring connections.
2. Check impeller for rocks or debris.
Refer to disassembly instruction for
getting to impeller.
3. Check suction line connections.
1. Pump can't pump below 25 feet. Call
your Franklin Pump Systems dealer.
2. You shoud use a larger diameter pipe.
3. Check impeller. Refer to disassembly
instructions above.
4. Check pipe.
5. Switch two leads to reverse rotation
(3-phase only).
1. Check to see if your voltage is the same as
indicated on the motor name on dataplate.
Be sure all wiring connections are tight.
2. Check to see if motor is clean and
properly vented.
1. Check switches, fuses, and connection.
2. Make sure connections are tight.
1. Check connections.
2. Pump is out-producing well. Tighten down
control valve gradually until pump starts
operating properly.
1. Call your Franklin Pump Systems dealer.
2. Use a larger diameter pipe.
3. Raise end of suction pipe or clean out well.