Electrolux EWM09312 Service Manual page 34

E24: Sensing circuit of the component (Triac) controlling the drain
E24
Replace the circuit board and repeat the diagnostic cycle to check for any further alarms.
E31: The analogue pressure switch provides the main circuit board
E31
Measure that the circuit is closed between J7-1,
J7-2, J7-3 and the connector of the analogue
pressure switch (they are three independent
wires (see Fig. 7).
Is the wiring between the main circuit board and
the analogue pressure switch ok and is it
connected correctly on both sides?
Replace the analogue pressure switch and repeat
the diagnostic cycle to check for any further alarms
codes.
Is the appliance displaying the alarm code again?
Replace the main circuit board and repeat the
diagnostic cycle to check for any further alarm
codes.
Fig. 7
Technical Support - A.D.L.
with a signal outside the limits
YES
YES
pump faulty
!
Check that all the connectors are correctly inserted
!
Reconnect and/or replace the wiring and repeat
the diagnostic cycle to check for any further
NO
MAIN CIRCUIT
34/70
If there are burns on the circuit board,
see page 68
alarms.
BOARD
0 Ω
If there are burns on the circuit board,
!
see page 68
E24
E31
Analogue
pressure
switch
599 74 23-12 Rev.00