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8.914-458.0-G • Water Maze CLB-603
39
WATER TREATMENT SYSTEM
Troubleshooting Guide
TROUBLESHOOTING - PUMP
PROBLEM POSSIBLE CAUSE SOLUTION
PUMP DOES
NOT TURN ON
Circuit breaker shut "OFF" Turn "ON" circuit breaker.
Accumulation of trash on fl oat Clean fl oat.
Float obstruction Check fl oat path and provide clearance.
Defective switch Have pump serviced by authorized service center.
Defective motor Have pump serviced by authorized service center.
Low line voltage If voltage under recommended minimum, check
size of wiring from main switch on property. If OK,
contact power company.
PUMP WILL
NOT SHUT OFF
Float obstruction Check fl oat and fl oat rod path. Provide clearance.
Pump is air locked
(Transfer and Infeed Pump)
Shut power off for approximately 1 minute, then
restart. Repeat several times to clear air from pump.
Defective fl oat switch Disconnect switch, check with ohmmeter.
PUMP RUNS BUT
DOES NOT
DISCHARGE
LIQUID
Lift too high for pump Check rating table.
Inlet to impeller plugged Pull pump and clean.
Low line voltage If voltage under recommended minimum, check
size of wiring from main switch on property. If OK,
contact power company.
Clogged impeller Remove housing, unclog.
Faulty motor protector Replace pump.
PUMP DOES NOT
DELIVER RATED
CAPACITY
Low voltage, speed too slow Check for proper supply voltage to make
certain it corresponds to nameplate voltage.
Impeller or discharge pipe
is clogged
Pull pump and clean. Check pipe for scale or
corrosion.
Impeller wear due to abrasives Replace worn impeller.
PUMP CYCLES
CONTINUALLY
Low line voltage If voltage under recommended minimum, check
size of wiring from main switch on property. If OK,
contact power company.
Worn or defective pump parts
or plugged impeller
Replace worn parts or entire pump. Clean parts if
required.
Pump air locked Turn pump "ON" and "OFF" several times. Fill hose
manually with water.
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