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Water Maze Compact CoAg • 9.801-506.0-D
WATER TREATMENT SYSTEM
Troubleshooting Guide
20
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
(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.
PROBLEM POSSIBLE CAUSE SOLUTION
INFEED PUMP
DOES NOT
OPERATE
Sump or pre-treatment tank has low
water level
Raise level in sump or pre-treatment
tank.
Control panel pump switch is in the
OFF position
Confi rm that control panel pump switch is
in the ON position.
TROUBLESHOOTING - INFEED PUMP
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