Electrolux EWM09312 Service Manual page 40
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Also See for EWM09312:
- Service manual (70 pages) ,
- Service manual (124 pages) ,
- Service manual (61 pages)
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E43: Problems with the component (Triac) controlling the door
E43
Checks to perform:
To check the wiring, keep the
door open and measure on
the following wiring
connectors (see fig. 4):
- 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?
YES
Replace the circuit board and
repeat the diagnostic cycle to
check for any further alarms.
J14
J5
J4
GND
Fig. 4
MAIN CIRCUIT BOARD
Door Lock
traditional
with flange
n Ω
∞
Ω
2012 SOE/DT-mdm FCPD-dp
Guide to diagnostics of EWM09312 electronic controls
delay system
(device with 3 connections and flange)
NO
circuit board) and the door lock
J11
J13
J10
J8
J7
J6
∞
Ω
n
Ω
!
Check that all the connectors are correctly inserted
Detach the connectors and
measure on the component
(see 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?
YES
Measure the continuity
between connector J5 (main
connector
Is the wiring ok?
YES
Replace the circuit board and repeat the diagnostic
cycle to check for any further alarms.
40/69
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 67
599 75 18-74 Rev.00
E43
Fig. 9
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