E5H: The Inverter Board Input Voltage Is Too Low (Less Than 175V) - Electrolux EWM10931 Service Manual

E5H: The Inverter board input voltage is too low (less than 175V)

E5H
Checks to perform:
Are connectors J9 (main circuit board)
and J1 (motor control board)
properly inserted?
Y
E
S
Measure the continuity between
connectors J9-1, J9-2 (main circuit board)
and J1-1, J1-2 (motor control board).
Is the wiring ok?
Y
E
S
Replace the motor control board and
repeat the diagnostic cycle to check
for any further alarms.
Is the appliance working?
Connector -
Motor
2011 SOE/DT-mdm FCPD-dp Quality-tb
Guide to diagnostics of electronic controls EWM10931
The voltage should stay below 175V for at least 5 seconds
!
Check that all the connectors are correctly inserted
Repair the connectors and repeat the
diagnostic cycle to check for any
NO
Replace the wiring and repeat the
diagnostic cycle to check for any
NO
Replace the main circuit board and repeat
the diagnostic cycle to check for any
NO
MAIN CIRCUIT
BOARD
MOTOR CONTROL
MOTOR
!
52/75
further alarms.
further alarms.
further alarms.
0
Ω
If there are burns on the circuit
board, see page 73
E5H
599 73 77-37