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COMMON PROBLEMS
PROBLEM
POSSIBLE CAUSE
1. Loose wire connection to limit switch
or relay.
2. Faulty pump motor.
Wash motor
does not run;
3. Mechanical binding in the pump.
other functions
work.
4. High or low voltage problem.
5. Faulty limit switch.
Wash
1. Wash relay welded closed.
motor runs
continuously.
1. Drain clogged.
Low water
pressure.
2. Defective drain valve.
1. Water level is too low.
2. Wash arms clogged.
No indication of
pressure.
3. Obstruction in pump housing.
4. O-ring at wash tank drain cut or missing.
1. Pump impeller worn or broken.
Low wash water
2. Clogged jets in wash arms.
pressure at
wash arm spray
3. Float stuck on float switch.
nozzles.
4. Water level too low in the wash tank.
07610-003-62-15-Q
REMEDY
1. Tighten wires.
2. Replace pump motor.
3. If motor has correct incoming voltage, and the overload
is tripping, repair or replace the pump.
4. Check voltage at motor and at power terminal block.
Ensure it meets the electrical voltage specifiactions for
the dishmachine.
5. Replace limit switch.
1. Turn machine off. If wash relay does not release,
replace.
1. Remove obstruction.
2. Replace.
1. Ensure that incoming water line pressure meets the
requirements on dishmachine data plate.
2. Remove wash arms and clean.
3. Disassemble and clear.
4. Replace.
1. Replace pump.
2. Clean out wash arms.
3. Remove, clean, and reinstall float switch.
4. Ensure that the incoming water line flow pressure
meets the requirements on the dishmachine data plate.
TROUBLESHOOTING
18
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