Diagnostics And Trouble Shooting - Whirlpool GU2800XTV Manual

DIAGNOSTICS & TROUBLESHOOTING
WARNING
Electrical Shock Hazard
Electrically ground dishwasher.
Connect ground wire to green ground
connector in terminal box.
Do not use an extension cord.
Failure to follow these instructions can
result in death, fire, or electrical shock.
TROUBLESHOOTING GUIDE NOTES:
■ For resistance checks, refer to "Dishwasher Strip Circuits" section.
■ For checking operation with diagnostics, refer to "Service Diagnostics Cycle" setion.
■ For information on normal cycle and options, see "Cycle Operation" section.
CUSTOMER
DESCRIPTION
Clean LED Flashes
Won't Run or
Power Up ("Dead"
Keypad/Console)
■ No operation
■ No keypad response
■ No LEDs or display
TROUBLESHOTING GUIDE
POTENTIAL
CAUSES
Control programmed
with self diagnostics.
No power to unit or bad
connection.
Loose connections in
dishwasher power up
circuit or between
keypad(s) and control.
Door switch not making
contact:
■ Faulty door latch assembly.
■ Faulty door switch.
CHECK
Read error code from the dishwasher and
refer to Service Error Codes table.
Check fuses, circuit breakers, and
junction box connections.
1. Unplug dishwasher or disconnect
power.
2. Check continuity of all components
in power up circuit. Check connections
between keypad(s) and control.
1. Unplug dishwasher or disconnect
power.
2. Measure resistance of door switch
contacts while checking mechanical
operation of latch assembly. Confirm
switches not loose from assembly.
6-1
RELATED
ERROR
CODE(S)
Continued on the next page