Guide to diagnostics of electronic controls EWM10931
2011 SOE/DT-mdm FCPD-dp Quality-tb
26/75
599 73 77-37
E23
E23: Problems with the component (triac) controlling the drain pump
E23
Checks to perform:
Is the resistance
measurement of the pump
approximately 155÷200
Ω
?
(Measure it between
connectors J6-3 and J6-4 on
the board side
-(fig.4)-
Is the resistance
measurement of the pump
approximately 155÷200
Ω
?
(Measure it directly on the
pump)
-(see fig.5)-
Check/replace the wiring and repeat the diagnostic cycle
to check for any further alarms.
Measure it between connectors J6-3/J6-4
and the appliance body.
-(fig.6)-
Is there any dispersion?
Replace the main circuit board and repeat
the diagnostic cycle to check for any
further alarms.
Replace the pump and
repeat the diagnostic
cycle to check for any
further alarms.
Check/replace the wiring and repeat
the diagnostic cycle to check for any
further alarms.
NO
Y
E
S
NO
Y
E
S
Y
E
S
NO
Check that all the connectors are correctly inserted
!
If there are burns on the circuit
board, see page 73
!