E42: Problems Opening Door (Device With 3 Connections With Flange) - Electrolux EWM0931 Series Service Manual

E42:
Problems opening door (device with 3 connections with flange)
E42
Checks to perform:
Fig. 9
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?
Y
E
S
Replace the door lock.
Is the appliance working correctly?
Y
E
S
Repeat the diagnostic cycle to
check for any further alarms
2010 SOI/DT-mdm FCPD-dp Quality-tb
Guide to diagnostics for electronic controls EWM0931x
Maximum time exceeded (255 seconds)
Check that all the connectors are inserted correctly
Is the door closed
correctly?
Is the door lock of the
traditional type with 3
connections and flange
YES
as shown in (fig 9A)?
NO
Measure the continuity between
NO
NO
NO
Y
E
S
NO
Detach the connectors and
measure on the component
(fig. 9):
- between connectors 3 and
4, the circuit must not be
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).
Is the door interlock ok?
Y
E
S
connector J5 (main PCB) and
the door lock connector.
Is the wiring ok?
Y
E
S
Replace the main circuit board and repeat the diagnostic
cycle to check for any further alarms.
Replace the door latch/the door
Replace the main circuit board
and repeat the diagnostic cycle
to check for any further alarms.
If there are burns on the circuit board,
36/67
Close the door correctly and
repeat the diagnostic cycle to
check for any further alarms.
Go to page 38.
Traditional door lock with 3
connections and no flange
as shown in (fig.28A)
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.
see page 65
599 72 97-24
E42