8.913-970.0 - L • WATERMAZE CLP 5024/7034
W
A
TER TREA
TMENT
SYSTEM
T
roub
leshooting Guide
80
TROUBLESHOOTING - PUMP MOTOR
PROBLEM
POSSIBLE CAUSE
SOLUTION
MOTOR WILL
NOT RUN
Disconnect switch is "OFF"
Be sure switch is on.
Breaker is tripped
Reset breaker.
Starting switch is defective
Replace starting switch.
Wires at motor are loose, disconnected
or wired incorrectly
Refer to instructions on wiring.
Check and tighten all wiring.
Pressure switch contacts are dirty
(Transfer Pump)
Clean by sliding piece of plain paper
(or crocus cloth) between contacts.
MOTOR RUNS
HOT AND OVERLOAD
KICKS OFF
Motor is wired incorrectly
Refer to instructions on wiring.
Voltage is too low
Check with power company. Install heavier
wiring if wire size is too small. See wiring
instructions.
Pump cycles too frequently
See section below on too frequently
cycling.
Defective fl oat switch
Disconnect switch, check with ohmmeter.
MOTOR RUNS
BUT NO WATER
IS DELIVERED
Pump in a new installation did not pick
up prime through:
a. Improper priming
a. Re-prime (3 or 4 times may be needed)
by stopping and starting motor several
times.
b. Air leaks
b. Check all connections on suction line.
c. Leaking check valve (Transfer Pump)
c. Clean and/or replace check valve.
Pump has lost its prime through:
a. Air leaks
a. Check all connections on suction line,
air volume control, jet and shaft seal.
b. Water level below suction of pump
b. Lower suction line into water and
re-prime.
Jet or impeller is plugged
Clean jet or impeller, see Maintenance.
Check valve is stuck in closed position
Replace check valve.
Pipes are frozen
Thaw pipes. Bury pipes below frost line.
Heat pipes below frost line. Heat pit or
pump house.