Moyer Diebel DF, Technical Manual

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CONDITION CAUSE SOLUTION
Water temperature low Thermostat setting low........................Adjust thermostat
in detergent tank Thermostat defective ...........................Replace
Defective float switch .........................Replace
Heater burnt out ..................................Check and replace
Ensure water level is above element
Incoming water temp. low ..................Hot water supply min. 145°F/66°C
Water on floor around Pump seal leaking ...............................Replace
machine Rinse drain in wash area plugged .......Clear obstruction, clean machine
Wash return screen in detergent..........Clean
tank plugged
Drain screen under detergent .............Clean
tank plugged
Main drain plugged .............................Clean
Detergent tank covers are not .............Position all top covers to completely cover
positioned properly causing
top of tank
condensation
Fill chute has lime build-up ................De-scale detergent tank
Chemical containers filling Dirty rinse tubes ..................................Refer to cleaning section
with water Element tube worn ..............................Replace
Worn flow washer in solenoid ...........Replace
valve
Chemicals not feeding No product in containers .....................Refill container
Product gelling or crystallizing ...........Flush all lines with hot water and use fresh
in chemical line
supply of chemical
Chemical supply strainer plugged.......Clean with hot water
Speed adjustment set too low..............Increase by turning clockwise while machine
is running/filling
No power to pump ..............................Check power LED on chemical control board
Check signal LED for detergent, sanitize/rinse
on board
Replace board if necessary
Pump motor defective .........................Replace pump motor
Element tube stretched ........................Replace
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