Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Set Multimeter to Resistance 
Remove lower facia panel
Disconnect the connector ST16 situated at the bottom R/H side of the PCB
Disconnect the connector ST16 situated at the bottom R/H side of the PCB
Measurement:
Measure the resistance between the two green wires at the disconnected connector.
Resistance should be open circuit.
Resistance should be open circuit.
Isolate as per TOPs P4
and refit as necessary