Moyer Diebel M-DH - Manual (Page 15)

9
TROUBLESHOOTING
TROUBLESHOOTING
In order to find the cause of a breakdown or abnormal operating condition in your dishwasher
please ensure that:
1. All switches are ON
2. Drain and overflow tube are in place and seated
3. Wash pipe and rinse nozzles are clean
4. Scrap screens and pump inlet screen are properly positioned
5. Spray arms are in their proper positions
6. Thermostat(s) are at their correct setting
7. Detergent, and rinse additive dispensers are adequately filled
8. Doors are fully closed.
If a problem still exists, use the following table for troubleshooting
CONDITION CAUSE SOLUTION
Cycle will not start Door not closed ................................ Make sure doors are fully closed
Door safety switch faulty ................. Contact your service agency
Start switch faulty ............................ Contact your service agency
Main switch off ................................ Check disconnect
Overload protector tripped ............... Reset overload in control box
Not up to temperature ......................
Give machine time to initially reach
...................................................... — temperature
Low or no water Main water supply is turned off ....... Turn on house water supply
Drain/overflow tube is not
in place and seated ........................... Place and seat drain tube
Machine doors not fully closed ........ Close doors securely
Faulty fill valve ................................ Contact your service agency
Stuck or defective float .................... Check floats and clean
Continuous water filling Stuck or defective float .................... Check floats and clean
Fill valve will not close .................... Clean or replace
Drain tube not in place ..................... Look for drain tube in tank
Pressure switch faulty ......................
Replace pressure switch
Any motor not running Overload protector tripped ............... Reset overload in control box
Defective motor ................................ Contact your service agency
Wash tank water temperature Incoming water temperature
is low when in use at machine too low ........................... Raise temperature to 140°F/60°C
Defective thermometer ..................... Check or replace
Defective thermostat ........................ Check for proper setting or replace
Defective heater element ..................
Check or replace
Defective solenoid valve .................. Check or replace
Arms not rotating Rinse nozzles not clean .................... Clean
Bearings worn ..................................
Replace
Water supply pressure low ............... Check incoming water pressure