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COMPONENT TESTING
Whirlpool Smart All-In-One Washer & Dryer
n
3-17
For Service Technician Use Only
WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Failure to do so can result in death or
electrical shock.
Replace all parts and panels before operating.
This test assumes that proper voltage is present at the outlet,
and a visual inspecon indicates that the power cord is
securely fastened to the terminal block.
U.S. Installations:
1. Unplug washer/dryer or disconnect power.
2. Remove the terminal block cover from the back of the
washer/dryer. See gure 1.
3$*(
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
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Figure 1 - Remove the cover plate.
3. With an ohmmeter, check for connuity between the
neutral (N) terminal of the plug and the center contact on
the terminal block. See gure 2.
¾ If there is no connuity, replace the power cord and
test the washer/dryer.
¾ If there is connuity, go to step 4.
4. In a similar way, check which terminal of the plug is
connected to the top contact on the terminal block and
make a note of it. This will be L1 in the wiring diagram.
Follow the same procedure for L2. See gure 2.
¾ When this is found, go to step 5.
¾ If neither of the plug terminals have connuity with the
top contact of the terminal block, replace the power
cord and retest washer/dryer.
3$*(
¾
¾
Power Cord
Plug
Terminal Block
&20
1
/
¾
¾
Figure 2 - Plug-to-terminal connections for electric dryer.
5. Gently lay washer/dryer on its right side to access the
ACU. Remove AC shield and ACU cover. Access the
machine electronics without disconnecng any wiring to
the ACU.
6. Check for connuity between the L2 terminal of the plug
and J1 on the ACU.
¾ If there is connuity, go to step 7.
¾ If there is no connuity, and the mechanical
connecons of the wire are secure, check for connuity
at the IF – RFI. If there is no connuity, replace the
harness between the ACU and the IF – RFI and the IF –
RFI itself.
7. Visually check that ALL connectors are fully inserted into
the ACU.
8. Visually check that ALL connectors are fully inserted into
the HMI.
9. Reassemble all parts and panels.
10. Plug in washer/dryer or reconnect power.
11. Perform the Service Diagnosc Mode Tests on page 2-3 to
verify repair.
Connue to next page for Canadian Installaons . . .
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