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To remove the control board assembly:
Remove the control panel. (See
1.
Control Panel
.)
Note: In the following step, the knob is held in place
by 4 plastic clips and may require some effort to
remove.
Remove the knob by pulling it straight out.
2.
Remove the 4 (6-mm) hex-head screws that hold
3.
the control board assembly to the control panel.
4. Remove the control board assembly from the
control panel.
5. Remove the cycle selection buttons.
VFD (Vacuum Fluorescent Display)
To remove the
VFD:
Remove the control panel. (See
1.
Control Panel
.)
Disconnect the wire harness from the VFD.
2.
Press the 2 tabs that hold the VFD to the control
3.
panel, lift the VFD and remove it from the 2
guides at the bottom.
Tab
Tab
Disconnect
Guide
Guide
Line Filter
The line fi lter helps to smooth out any fl uctuations in
voltage, protecting the control board and providing
more reliable operation. The line fi lter is installed on
the interior side of the rear panel, and is located left
of the water valve.
To check the line fi lter, look for the outer surface
to be burnt by heat or a power surge. The fi lter
resistance should be approximately 0
Ω
between
the black (top) wire terminals and 0
Ω
between the
white (bottom) wire terminals.
To remove the line fi lter:
Remove the single black (top) and single white
1.
(bottom) wires.
Disconnect the wire harness by pressing the tab
2.
and pulling outward.
Note: The ground wires attached to the line fi lter use
releasing locking tabs.
Remove the 2 (7-mm) hex-head screws that hold
4.
the fi lter to the frame.
Move the fi lter to the right.
5.
ELECTRICAL TERMINAL
RELEASE/LOCKING TAB
3. Press the locking tab on each terminal and
remove the 2 ground wires.
Ground
Wires