E41: Door Open (3-Contact Device) - Electrolux EWM2100 Service Manual

E41
Tests to be performed:
fig. 9
z
To check the wiring (with the door
open), measure the following
wiring connectors:
-between wires J1-3 and J1-1, the
circuit must NOT be open
(Measure the resistive value of the
PTC).
- between wires J1-1 and J1-2, the
circuit must be OPEN.
Is the system ok?
YES
Is the door locking device securely
anchored to the latch?
YES
Replace the door locking device.
Does the appliance function
correctly?
YES
Restart the diagnostic cycle to
check for further alarms.
03-2009 SOI/DT-mdm FCPD-dp Quality-fz

E41: Door open (3-contact device)

Maximum time exceeded (PTC = 15 seconds)
Is the door
correctly closed?
The door interlock is
YES
traditional with
3 connections as
represented in (fig 9)?
Detach the connectors and
effect measurement on the
NO
- across connectors 3 and 5
the circuit must not be open
(the resistive value should
- across connectors 4 and 5,
the circuit must be open (the
numbers are printed on the
Is the door safety interlock
between the connector J1
(PCB) and the door interlock
Replace the circuit board and
restart the diagnostic cycle to
NO
Replace the door latch or the
Replace the circuit board and
NO
restart the diagnostic cycle to
NO
YES
NO
component
(fig. 9):
be measurable).
component).
is OK?
YES
Measure the concinuity
connector.
Is the wiring OK?
YES
check for further alarms.
door.
check for further alarms.
If there are traces of burning on the
35/91
Close the door correctly and
restart the diagnostic cycle to
check for further alarms.
Continues at page 37.
Instantaneous door interlock
with 4 connections as
represented in (fig.28)
Replace the door
interlock and
restart the
NO
diagnostic cycle
to check for
further alarms.
Replace the
wiring and restart
NO
the diagnostic
cycle to check for
further alarms.
circuit board, refer to page
599 70 56-70
E41
90