Guide to diagnostics of EWX11831 electronic controls
2013 TS/DT-mdm FCPD-dp
65/71
599 77 00-82 Rev. 01
Checks to perform:
Checks to perform:
Checks to perform:
Checks to perform:
EH3
EH3: Supply voltage too low
EH3
Supply voltage value higher than the one configured
EH4
EH4: “zero watt” relay not functioning
EH4
EHE
EHE: Inconsistency between safety relay (main circuit board) and
safety “sensing” circuit
EHE
EHF
EHF: Safety sensing circuit faulty
EHF
Input voltage microprocessor wrong
Is the supply line disturbed or the mains voltage
out of range?
Replace the main circuit board and repeat the
diagnostic cycle to check for any further
alarms.
Have the electrical system of the home
checked / repaired by the proper Body.
NO
Important!
The appliance remains in alarm status until the mains frequency returns to the correct
values or the appliance is switched off (programme selector set to “0”). Only the family of
the alarm is displayed and the diagnostics mode cannot be accessed. The complete
alarm can only be read when the situation has normalised.
!
!
Check that all the connectors are correctly inserted
!
If there are burns on the circuit board,
see page 69
!
Replace the main circuit board and repeat the diagnostic cycle to check for any
further alarms.
Check that all the connectors are correctly inserted
!
If there are burns on the circuit board,
see page 69
!
Check that all the connectors are correctly inserted
!
If there are burns on the circuit board,
see page 69
!
Replace the main circuit board and repeat the diagnostic cycle to check for any
further alarms.
Check that all the connectors are correctly inserted
!
If there are burns on the circuit board,
see page 69
!
Replace the main circuit board and repeat the diagnostic cycle to check for any
further alarms.
Y
E
S