Electrolux EWM09312 Service Manual page 32

E23 E23: Problems with the component (Triac) controlling the drain pump
Is the resistance
measurement of the pump
approximately 155÷182
(Measure it between
connectors J5-4 and J5-5 on
the board side –(Fig.4)-
Y
E
S
Measure it between connectors J5-4 / J5-5 and
the appliance body. - (Fig.6) -
Is there any dispersion?
Y
E
S
Check/replace the wiring and repeat the
diagnostic cycle to check for any further
alarms.
Technical Support - A.D.L.
Is the resistance
measurement of the pump
approximately 155÷182 Ω?
Ω?
NO
(Measure it directly on the
pump) –(see Fig.5)-
Check/replace the wiring and repeat the diagnostic cycle to check for
!
Check that all the connectors are correctly inserted
NO
YES
any further alarms.
Replace the main circuit board and repeat the
diagnostic cycle to check for any further
NO
If there are burns on the circuit board,
!
32/70
Replace the pump and repeat
the diagnostic cycle to check
for any further alarms.
alarms.
see page 68
599 74 23-12 Rev.00
E23