E42: Door / Lid lock failure
E42
Lid lock device defective, Low input AC voltage, wiring defective.
Checks to perform:
Is the power supply as per product specification? (Voltage =
240V (Electric), 120V (Gas) Models andFrequency = 60HZ)
Are there any obstacles on the Lid lock which prevents
locking the door?
Detach the connector of Lid lock and measure the
resistance between terminals 2 & 3. Is the resistance
between 100Ω to110Ω? (See Fig. 1)
Attach the connector of Lid lock and measure the
resistance between terminals J13-2 & J13-3 of connector
on Main Control Board side. Is the resistance between
100Ω to110Ω?
Replace the Main Control Board and repeat the Diagnostic
Cycle to check for any further alarms.
Y
E
S
N
O
Y
E
S
Y
E
S
WARNING
Check that all the connectors are correctly inserted
Make the Power supply as per product specification and
NO
repeat the Diagnostic Cycle to check for any further
Clear the obstacles and repeat the Diagnostic Cycle to
YES
check for any further alarms.
Replace the Lid lock and repeat the Diagnostic Cycle to
NO
check for any further alarms.
Replace the Lid lock and repeat the Diagnostic Cycle to
NO
check for any further alarms.
171
E42
alarms.