Set Appliance State:

Mains Power Off
CH Demand
Selector Switch to Hot Water and Heating
Temperature control set to MAX
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Allow the boiler to ignite and run on central heating operation.
Is the heating operating correctly?
IF E130 FAULT CODE IS SHOWN DURING OPERATION CLICK HERE