Troubleshooting - Moyer Diebel I-MHM3 Technical Manual

TROUBLESHOOTING

TROUBLESHOOTING
Perform the seven checks listed below in the event that your dishwasher does not operate
as expected.
1. All switches are ON
2. Drain-overflow assemby is in place and seated
3. Wash and rinse nozzles are clean
4. Wash and rinse pipe assemblies are installed correctly
5. Scrap screens are properly positioned
6. Thermostat(s) are properly adjusted
7. Detergent and rinse additive dispensers are adequately filled.
If a problem still exists, use the following table for troubleshooting.
CONDITION
Machine will not start
Machine washes
constantly
Low or no water
Continuous water filling
Wash motor not running
Wash tank water
temperature is low
when in use
24
CAUSE
Doors not closed ............................
Door safety switch faulty ................
Start switch faulty ...........................
Main switch off ................................
Overload protector tripped .............
Fill/Extended wash switch in ..........
extended wash position
Main water supply is turned off .......
Drain-overflow assembly is not ......
in place and seated
Machine doors not fully closed .......
Faulty fill valve ................................
Machine not filled initially ................
Clogged strainer in fill valve ...........
Stuck or defective fill switch ...........
Fill valve will not close ....................
Drain-overflow not in place .............
Overload protector tripped ..............
Defective motor ..............................
Incoming water temperature ...........
at machine too low
Defective thermometer ...................
Defective thermostat ......................
Defective heater element ...............
Defective solenoid valve .................
Heater elements .............................
have soil/lime buildup
SOLUTION
Make sure doors are fully closed
Contact your service agency
Contact your service agency
Check disconnect at main panel
Reset overload in Control Box
Push Fill/Extended wash switch
to the center position
Turn on house water supply
Place and seat drain-overflow
Close doors securely
Contact your service agency
Hold fill switch UP to fill
Clean or replace
Contact your service agency
Clean or replace
Install drain-overflow assembly
Reset overload in Control Box
Contact your service agency
Raise temperature to:
110-140°F/43-60°C
Check or replace
Check for proper setting
or replace
Check or replace
Check or replace
Clean and delime