Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove connector X25 from the PCB

Measurement:

Measure the resistance between pin 7 (Blue & Black) and pin 8 (Red) on connector X25.
Expect approximately 117 ohms.
Note:
Each pin on the PCB connector is numbered.