Set Appliance State:

Ensure no demands
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Enter the appliance diagnostic codes.
Select diagnostic code 96 and change the value to "1" and save the setting.
This will perform a factory reset on the main PCB.
Has the fault code now cleared or does it remain?
Click here for how to enter and adjust diagnostic codes.