The led show”E1”
（ Dishwasher will
not fill with water
or will not fill
properly.）
The water supply is turned off. Turn the water supply on.
Defective water fill valve. Replace the water fill valve.
Low water pressure. Minimum water pressure of 20 PSI.
Obstructed water fills valve or hose.
Disassemble and clean the water fill valve and
hose.
Damaged or defective wiring. Repair the wiring.
Defective pressure switch for high
water level safeguard.
Replace the pressure switch.
Defective flowmeter. Replace the flowmeter
Heavy water usage elsewhere in home.
Use dishwasher when water usage is at a
minimum.
Defective PCB assembly Replace the PCB assembly
Dishwasher will
not
pump out.
Defective drain pump. Replace the drain pump.
Obstructed drainhose check the drainhose
Defective PCB assembly Replace the PCB assembly
Damaged or defective wiring. Repair the wiring.
Dishwasher runs
but. will not heat.
Low input voltage. The lowest input voltage is 198V
Defective Thermal resistor Replace the Thermal resistor
Damaged or defective wiring. Repair the wiring.
Too little water fill. See “Too little water fill.”
Defective micro-switch of pressure
switch assembly.
Replace the micro-switch of pressure switch
assembly.
Defective heating element. Replace the heating element.
Defective PCB assembly Replace the PCB assembly
(The led show”E4”
（overfall alarm）
Defective micro-switch for overfall
safeguard
Replace the micro-switch
Damaged or defective wiring. Repair the wiring.
Defective PCB assembly Replace the PCB assembly
Water leaks from dishwasher. See “Water leaks from dishwasher”
Do not work when
press start
The door not close well close the door
Defective door switch contacts. Replace the door switch.
Defective door handle assembly. Replace the door handle assembly.
Damaged or defective wiring. Repair the wiring.
Defective PCB assembly Replace the PCB assembly
Too little water fill. Dishwasher not level. Level the dishwasher.
Troubleshooting
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