Troubleshooting - Champion M4.2 Series Installation/Operation Manual With Service Replacement Parts

Troubleshooting

Troubleshooting
Condition
Dishwasher will not run.
Low or no water.
Chemicals won't feed into
dishwasher.
Low water pressure
pumped from wash spray
arms.
Poor wash results.
Water has drained out of
the wash tank while the
dishwasher was idle.
Dishwasher stays in
wash cycle.
28
Cause
Door not closed.
Main power OFF.
Dishwasher OFF.
Circuit board fuse blown.
Main water supply off.
Fill hose kinked.
Low incoming water pressure
Solenoid valve defective.
Solenoid strainer clogged.
Chemical supply low.
Supply tubing damaged.
Supply tubing kinked.
Pick-up tube clogged
Chemical circuit board fuse blown.
Pump squeeze tube defective.
Clogged scrap screen.
Clogged spray arms.
Clogged pump intake.
Excessively hard water.
Thermistor defective.
(See chemicals won't feed
above.)
(See low or no water above.)
Detergent injector defective.
Chemical circuit board fuse blown.
Wares incorrectly loaded.
in dishrack.
Booster high limit tripped.
Wash tank high limit tripped.
Rinse arm nozzles clogged.
Anti-siphoning loop in drain
hose has been removed.
Drain hose was extended.
Drain hose clamp is not
holding the drain hose
in proper position.
Building plumbing does not
provide correct air vent
to prevent siphoning.
Rinse Sentry extends wash mode
for a maximum time of 5-minutes
to allow final rinse water booster
temperature to reach 180˚F/82˚C.
Solution
Close door completely.
Check breaker on panel.
Turn dishwasher power switch ON.
Contact service agent.
Open supply valve.
Straighten fill hose.
Set flowing water pressure to 25-95 PSI.
Install repair kit or replace.
Clean strainer.
Refill chemical container.
Replace tubing.
Straighten tubing.
Clean/replace tube.
Contact service agent.
Replace squeeze tube.
Clean scrap screen.
Clean spray arms.
Inspect sump and clean pump intake.
Contact chemical supplier.
Replace thermistor.
(See chemicals won't feed
above.)
(See low or no water above.)
Replace squeeze tube.
Replace injector motor.
Clean tubing and pick-up.
Contact service agent.
Reposition wares or reduce amount of
wares in dish racks.
Reset or replace high limit.
Reset or replace high limit.
Clean nozzles with small paper clip.
Re-route drain hose.
DO NOT STRETCH HOSE
Replace/adjust hose clamp
making sure goose-neck
is maintained.
Contact service Agent
and/or plumber.
Contact service agent.