No Interlock - Electrolux W365H Service Manual

12

NO INTERLOCK

The motor controller received the rotation
command from the programme unit but
receives no interlock ACK ("Door locked"
signal).
If the power is on, be very careful when
working on the 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.
35
No signal
2. Measure the signal on the I/O card 1 interlock bus
Fig.
A11:X10.
36
No signal
Troubleshoot the interlock circuits.
42
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.
35
X302
36
Service
Manual
5181
X10
3973
438 9152-11/03
04.03