6.10 Replacing the electronics board
Tools:
► Torx screwdriver T10
► Long-nosed pliers
The service technician must
be earthed with an earth strap.
Procedure:
Disassemble appliance as described in the chapter “General
disassembly”.
1.
Place earth strap around the wrist and connect to the earth
cable of the unplugged machine! This will prevent a potential
difference.
2.
Disconnect all plugs and plug-in connections on the electronics
board (A).
3.
Loosen 3 fastening screws (B), Torx T10, and pull out housing
with defective electronics board.
4.
Replace the electronics board.
5.
Assemble in reverse sequence.
6.
Connect wires to the electronics board. (See “Wiring and con-
necting diagram”)
Install wires according to the following instructions.
7.
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