Whirlpool W10441082B Manuel D'instructions page 15

FOR SERVICE TECHNICIAN'S USE ONLY
Some buttons do not light indicators:
1. Unplug washer or disconnect power.
2. Remove the top panel to access the ACU
and User Interface (UI).
3. Visually check that the UI and housing
assembly is properly inserted into the front
console.
4. If visual check passes, replace the UI and
housing assembly.
5. Reassemble all parts and panels.
6. Plug in washer or reconnect power.
7. Perform the "User Interface Test"
(see page 5) to verify repair.
No beep sound is heard:
NOTE: This washer has a feature to turn off the
button sounds that the user may have activated.
Press and hold CYCLE SIGNAL for more than
3 seconds to restore beep sounds. If no beep
sound persists, follow these steps:
1. Unplug washer or disconnect power.
2. Remove the top panel to access the ACU.
3. Visually check that all ACU connectors are
inserted all the way into the ACU. See Figure 4.
4. Remove console assembly. Do not pull
on the wires between the console and ACU.
5. Visually check that all UI connectors are
inserted all the way into the UI. See Figure 5.
6. If all visual checks pass, replace the UI
and housing assembly.
7. Perform the "User Interface Test"
(see page 5) to verify repair.
TEST #3: Motor Circuit
This test checks the motor, appliance control
unit (ACU), and wiring.
1. Check the motor and electrical connections
by performing the "Quick Diagnostic Test" on
page 6. The following steps assume that this
step was unsuccessful.
2. Unplug washer or disconnect power.
3. Check to see if basket will turn freely.
 If basket turns freely, go to step 4.
 If basket does not turn freely, determine what
is causing the mechanical friction or lockup.
DO NOT REMOVE OR DESTROY
4. Remove the top to access the ACU.
5. Perform TEST #1: ACU Power Check, page
13, then visually check that connector J10 is
inserted all the way into the ACU. Refer to Figure
4 on page 13.
 If visual checks pass, go to step 6.
 If visual checks fail, reconnect J10 and
repeat step 1.
6. Check the motor windings. Disconnect the
motor harness from the ACU. With an ohmmeter,
verify the resistance values as shown below:
Motor Harness
Pins 1 & 2
Pins 2 & 3
Pins 1 & 3
 If the values are outside the range or open,
replace stator assembly; otherwise, reconnect
the motor harness and go to step 7.
7. Plug in washer or reconnect power.
8. Run the "Quick Diagnostic Test" on page
6. IMPORTANT: Door must be closed and
locked to run motor.
9. When the test shows "C05 & C08" on the
display, the motor is powered and the motor
should be moving. If it is not, replace the
ACU.
10. Unplug washer or disconnect power.
11. Reassemble all parts and panels.
12. Perform the "Quick Diagnostic Test"
on page 6 to verify repair.
Windings
6 - 20
6 - 20
6 - 20
PAGE 15