Electrolux W365H Service Manual page 57

Service
Manual
33E
The motor controller received the start
command from the programme unit, but did
not receive an interlock ACK ("Door locked"
signal).
If the power is on, be very careful when
working on the machine.
Switch off the machine for at least 30 seconds to
ensure the motor controller has been completely
reset. Then try to start the machine again. If the
error returns, troubleshoot as follows:
Fig. 1. Measure the interlock signal on the motor controller
U1:X302.
34
No signal
2. Measure the signal on interlock bus A1:X37 of the
Fig.
programme unit.
35
No signal
Troubleshoot the interlock circuits.
438 9152-31/06
05.03
12. Troubleshooting
Signal OK
Troubleshoot the motor
controller.
Signal OK
Troubleshoot the cabling
between the motor
controller and programme
unit. Inspect the cabling and
replace if necessary.
34
X312
Alt.
FLASH
EPROM
X312
35
X37
X37
Alt.
12
5181
5930
5418
5566 G
31