Moyer Diebel 501HT - Manual (Page 31)

21
Troubleshooting
Condition Cause Solution
Dishwasher will not run.
Low or no water.
Chemicals won’t feed into
dishwasher.
Door not closed.
Main power OFF.
Dishwasher OFF.
Main water supply off.
Solenoid valve defective.
Solenoid strainer clogged.
Flow washer defective.
Timer board defective.
Chemical supply low.
Supply tubing damaged.
Supply tubing kinked.
Pick-up tube clogged
Timer board defective.
Close door completely.
Check breaker on panel.
Turn dishwasher ON.
Open supply valve.
Install repair kit or replace.
Clean strainer.
Replace flow washer.
Test/replace timer board.
Refill chemical container.
Replace tubing.
Straighten tubing.
Clean/replace tube.
Test/replace timer board.
Low water pressure
pumped from spray arms.
Clogged scrap screen.
Clogged spray arms.
Clogged pump intake
screen.
Clean scrap screen.
Clean spray arms.
Clean sump and pump
intake screen.
Water has drained out of
the wash tank while the
dishwasher was idle.
Goose-neck loop in drain
hose has been removed.
Drain hose clamp is not
holding the drain hose
in proper position.
Building plumbing does not
provide correct air vent
to prevent siphoning.
Re-route drain hose.
DO NOT STRETCH HOSE
Replace/Adjust hose clamp
making sure goose-neck
is maintained.
Contact Service Agent
and/or plumber.
(HT models only)
dishwasher stays in
wash cycle.
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.
(501HT only) dishwasher is
in Extended Wash Mode.
Raise incoming water
temperature.
Adjust/replace final rinse
booster thermostat.
Turn Extended Wash Mode
off.
Poor wash results. Water temperature low.
Thermostat defective.
(See chemicals won’t feed
above.)
(See low or no water
above.)
Detergent injector defective.
Wares incorrectly loaded.
in dishrack.
Raise incoming water
temperature.
Adjust/replace thermostat.
(See chemicals won’t feed
above.)
(See low or no water
above.)
Replace squeeze tube.
Replace injector motor.
Clean tubing and pick-up.
Reposition wares or reduce
amount of wares.