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1. Control Board
2. Microprocessor (microporcessor soft-
ware version and date identification
e.g. APL V1 .02
3. Machine type switch
3
4. Board serial number (e.g. SERIAL
00015)
5. Touchpad connector
6. Potentiometer R7
7. MPN (code number)
Figure2-3
7. Mount the new control board in place and
secure with nuts. Make sure that the
display does not touch the front stainless
steel plate (keep at least .08 inches (2mm)
away from plate).
8. Reconnect all connectors before restoring
power to the washer.
MICROPROCESSOR CHIP
The microprocessor chip is sensitive to
electrostatic charges. Careless manipulation
or strong electrostatic fields can damage the
software.
Removal:
1. Disconnect power to the machine.
2. Remove the microprocessor chip from its
mounting base.
3. Place the new microprocessor chip cor-
rectly into the mounting base making sure
the pins are not bent (align positioning
mark). Generally the alignment notch is
on the top side.
4. Restore power to washer.
5. Complete initialization procedures are
covered in the Programming and Opera-
tion Manual.
6. After you have completed the initializa-
tion, be sure the programming switch is
operating in the mode "RUN" position (if
the machine is equipped with a switch).
16009607
Section 2. Service Procedures
©1999 Maytag Appliances Sales Company
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