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Operating Instructions and Parts Manual
Symptom Possible Cause(s) Corrective Action
Troubleshooting Chart
Motor will not run
Motor runs hot and
overload kicks off
Motor runs but no
water is delivered
Note: Check prime
before looking for
other causes. Unscrew
priming plug and see if
water is in priming
hole.
Pump does not deliver
water to full capacity
1. Disconnect switch is off
2. Defective wiring
1. Voltage is too low
2. Pump house not properly
vented
1. Pump in new installation
did not pick up prime
through:
a. Improper priming
b. Air leaks
c. Leaking foot valve
2. Pump has lost prime
through:
a. air leaks
b. water level below suc-
tion of pump
3. Impeller is plugged
4. Check valve or foot valve
is stuck in closed position
5. Pipes are frozen
6. Foot valve and/or strainer
are buried in sand or mud
1. Water level in well is
lower than estimated
2. Steel piping (if used) is
corroded or limed, causing
excess friction
3. Piping is too small in size
1. Be sure switch is on
2. Refer to instructions. Check all connections
1. Check with power company. Use heavier gauge cord
2. Be sure pump has sufficient ventilation to cool the motor
1. New installation:
a. Re-prime according to instructions
b. Check all connections on suction line
c. Replace foot valve
2. Existing installations:
a. Check all connections on suction line and shaft seal
b. Lower suction line into water and re-prime. If receding
water level in well exceeds suction lift, a deep well pump is
needed
3. Clean impeller
4. Replace check valve or foot valve
5. Thaw pipes. Bury pipe below frost line. Heat pit or pump
house
6. Raise foot valve and/or stainer above well bottom
1. A deep well jet pump my be needed (over 25 ft. (7.6M) to
water)
2. Replace with plastic pipe where possible, otherwise with new
steel pipe
3. Use larger piping
PLS Series