Whirlpool Gold GU2800XTV, Manual

Page: 64 / 75

6-7
2
Not Opening
Control programmed to not start
if it suspects the door switch is
stuck closed. Control looks for
the door switch to open between
cycles.
Customer didn’t open the door
between cycles.
Door switch contacts stuck
closed.
1. Open and close door and then press Start/Resume
key. Instruct customer.
2. Unplug dishwasher or disconnect power.
3. Measure resistance of door switch contacts while
checking mechanical operation of latch assembly.
6-
WASH
MOTOR
1
No Commu -
nication
Loose connections between
control and motor.
1. Unplug dishwasher or disconnect power.
2. Check all connections in Wash/Rinse Circuit and
Motor Communications Circuit.
Motor fuse open. Faulty wash
motor or diverter motor.
1. Unplug dishwasher or disconnect power.
2. Use inspection mirror to inspect for water leakage
and/or overheating on the diverter and wash motor.
3. Measure resistance of diverter from load side of
fuse (long wire side) to test pad at P12-6 on control
(normal resistance 1300-1600 ).
4. Check error code history for both components.
5. If resistance of diverter is normal and there is no
history of diverter errors, then replace wash motor
and fuse.
Neutral door switch not making
contact consistently:
Faulty or sloppy door latch
assembly (which can be
aggravated by high door
closure force, keeping strike
plate from fully seating).
Faulty door switch (high
resistance).
NOTE: Neutral switch on plastic
tub models is only in series with
motor and heater. Other loads are
not affected.
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. Check
strike plate and door closure force.
Faulty control on wash motor or
dishwasher.
1. Run Service Diagnostics and confirm if other loads
operate. If so go to step 2.
2. Unplug dishwasher or disconnect power.
3. Replace wash motor.
4. Plug in dishwasher or reconnect power.
5. If no other loads turn on go to step 6.
6. Unplug dishwasher or disconnect power.
7. Replace control.
2
Motor Error
Communication error between
control and motor.
1. Visually check all connections to motor and
control.
2. Check for proper operation during Service
Diagnostics.
5-
DOOR
SWITCH(ES)
(continued)
FUNCTION
CODE
PROBLEM
CODE
CAUSES WHAT TO CHECK
Continued on the next page