Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Set Multimeter to AC Volts 
Gain access to the top RHS of the PCB, connector X14
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Reset appliance if it is in lockout.
Measure the voltage across the Live (brown)
and Blue (neutral) of the connector.
Mains voltage should be present in approx 10 second
intervals until appliance goes to F9 fault code.
Measure the voltage across the Live (brown)
and Blue (neutral) of the connector.
Mains voltage should be present in approx 10 second
intervals until appliance goes to F9 fault code.
Isolate as per TOPs P4
and refit as necessary