Set Appliance State:

Mains Power Off
Allow the Appliance to cool
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Reset the appliance.
Does the appliance reset and Recommence its Ignition Sequence.
Note:
If when the boiler is reset 3 dashes appear in the display this means the temperature of the appliance is still above 50°C. The boiler will not attempt to re fire until the temperature is below 50°C.