Electrolux EWM09312 Service Manual page 40

E42
Is the door closed
correctly?
Y
E
S
To check the wiring, with the door
open, measure on the following wiring
connectors:
- between wire J5-2 and J5-3, the
circuit must NOT be open (measure
the resistance value of the PTC).
- between wire J5-1 and J5-2, the
circuit must be OPEN.
Is the system ok?
Y
E
S
Check the mechanical coupling
between the door lock and the door
latch. Is the system efficient?
YES
Replace the door lock.
Is the appliance working
correctly?
YES
Repeat the diagnostic cycle to
check for any further alarms
Technical Support - A.D.L.
E42:
Problems opening door
Maximum time exceeded (255 seconds)
!
Check that all the connectors are correctly inserted
NO
Detach the connectors and
measure on the component
(Fig. 9):
- between connectors 3 and
4, the circuit must not be
NO
open (measure the
resistance value of the
PTC).
- on the other hand,
between connectors 4 and
5, the circuit must be open
(the numbers are printed on
the component).
YES
Measure the continuity
between connector J5 (main
circuit board) and the door lock
connector.
Is the wiring ok?
YES
Replace the main circuit board and repeat the diagnostic
cycle to check for any further alarms.
Replace the door latch/
NO
the door
Replace the main circuit board
and repeat the diagnostic
NO
cycle to check for any further
alarms.
40/70
Close the door correctly and
repeat the diagnostic cycle to
check for any further alarms.
Fig. 9
Replace the
door lock and
repeat the
NO
diagnostic cycle
to check for any
further alarms.
Replace the
wiring and
repeat the
NO
diagnostic cycle
to check for any
further alarms.
If there are burns on the circuit board,
!
see page 68
E42
599 74 23-12 Rev.00