Eh1: Mains Frequency Incorrect; Eh2: Supply Voltage Too High; Eh3: Supply Voltage Too Low - Electrolux EWM0931 Series Service Manual

EH1
Checks to perform:
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
Is the supply line disturbed or the mains
frequency out of range?
Have the electrical system of the home
checked / repaired by the proper Body
EH2
Value of the supply voltage higher than that configured (for more than 10 seconds)
Checks to perform:
Important!
The appliance remains in alarm status until the mains voltage 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
Is the supply line disturbed or the mains voltage
out of range?
Have the electrical system of the home
checked / repaired by the proper Body
EH3
Checks to perform:
Important!
The appliance remains in alarm status until the mains voltage 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
Is the supply line disturbed or the mains voltage
out of range?
Have the electrical system of the home
checked / repaired by the proper Body
2010 SOI/DT-mdm FCPD-dp Quality-tb
Guide to diagnostics for electronic controls EWM0931x

EH1: Mains frequency incorrect

Power supply frequency out of configured range
Check that all the connectors are inserted correctly
Y
E
S

EH2: Supply voltage too high

Check that all the connectors are inserted correctly
Y
E
S

EH3: Supply voltage too low

Value of the supply voltage higher than that configured
Check that all the connectors are inserted correctly
Y
E
S
normalised.
Replace the main PCB and repeat the
diagnostic cycle to check for any further
NO
normalised.
Replace the main PCBand repeat the
diagnostic cycle to check for any further
NO
normalised.
Replace the main circuit board and repeat the
diagnostic cycle to check for any further
NO
61/67
alarms
alarms
alarms
If there are burns on the circuit
board, see page 65
EH1
EH2
EH3
599 72 97-24