Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove the wires from the front side of terminals 1 and 2 on the main terminal strip as indicated by the red arrows

Measurement:

Measure the resistance between terminals 1 and 2 on the main terminal strip.
Expect approximately 69kOhms.
Is the resistance measured as expected?
Note:
If no integral timer is fitted choose that option below.