137
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. 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 normalized.
Checks to perform:
Is the supply line disturbed or the main voltage out of
range? (V>264Vrms for 240V system, (V>138Vrms
for 120V system
Replace the Electronic Control Board and repeat the
Diagnostic Cycle to check for any further alarms.
NO
Have the electrical system of the home checked/
repaired by the proper Body.
Y
E
S
EA3
EA3: Voltage too Low
EA3
Line voltage too Low or Electronic Control Board fault.
WARNING
Check that all the connectors are correctly inserted
Is the supply line disturbed or the main voltage out of
range? (V<180Vrms for 240V system, (V<90Vrms
for 120V system
Replace the Electronic Control Board and repeat the
Diagnostic Cycle to check for any further alarms.
NO
Have the electrical system of the home checked /
repaired by the proper Body.
Y
E
S
EA5
EA5: Line amplitude sensing failure on main board
EA5
Main board, microprocessor and software corrupted.
WARNING
Check that all the connectors are correctly inserted
Replace the Electronic Control Board and repeat the Diagnostic Cycle to check for any further alarms.