Service Manual

4-16
n
Whirlpool Smart All-In-One Washer & Dryer
COMPONENT ACCESS
Removing the Appliance Control Unit (ACU)
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.
To Remove the ACU
1. Unplug washer or disconnect power.
2. Turn o water supply to washer.
3. Disconnect cold inlet water hose and remove the drain
hose from the standpipe or laundry tub.
4. Gently lay washer/dryer on its right side to access the
ACU.
5. Remove the two (2) screws securing the ACU protecon
bracket (see Figure 1). Remove bracket and set aside for
reassembly.
Remove
2 Screws
ACU Protecon
Bracket
ACU
Figure 1
6. Press the two tabs on the cover and slide the ACU cover
up to remove (see Figure 2).
Press down on
both tabs...
Slide
cover up
Figure 2
7. Disconnect all harness from the ACU. (All harness
connectors are color coded to the board connectors.)
See Figure 3. (See Important Note below-le.)
8. Li up on the plasc release lever aached to the ACU. At
the same me, slide the ACU to the right and then up to
release the ACU tabs from the slots in the washer cabinet.
See Figure 3.
Li up on
release lever
Right & Up to Release
Figure 3
9. With the ACU detached, the control can now be removed
from the cabinet. Note the tab slots for reinstallaon (see
Figure 4).
ACU Tab Slots
Figure 4
IMPORTANT: Connectors J16 (HMI Comm) and J17 (MCU
Comm), are both located next to each other at the top right
corner of the ACU and can be mistakenly plugged into each
other’s connector. If this occurs, it will cause a communicaon
malfuncon to both the HMI and Motor Control Unit.