E42: Problems Opening Door (Device With 3 Connections And No Flange) - Electrolux EWM0931 Series Service Manual

E42:
Problems opening door (device with 3 connections and no flange)
E42
Checks to perform:
Traditional door lock with 3
connections and no flange. -
fig 28A-
Y
E
S
To check the wiring, measure, with
the door open, between the
following wiring connectors (fig. 4):
- between 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
NO
NO
NO
Fig. 28
Disconnect the door lock
connectors and measure on
the component:
- between connectors 3 and
5, the circuit must NOT be
open (measure the
resistance value of the PTC).
- between connectors 4 and
5, the circuit must be OPEN
(the numbers are printed on
the component).
Is the door lock ok?
(fig. 28)
Y
E
S
Measure the continuity
between connector J5 (main
PCB) and the door lock
connector
Is the wiring ok?
Y
E
S
Replace the main PCB and repeat the diagnostic cycle to
check for any further alarms.
Replace the door latch/the
door.
Replace the main PCB and
repeat the diagnostic cycle to
check for any further alarms.
38/67
Replace the door
lock and repeat
the diagnostic
NO
cycle to check for
any further
alarms.
Replace the
wiring and repeat
the diagnostic
NO
cycle to check for
any further
alarms.
If there are burns on the circuit
board, see page 65
599 72 97-24
E42