Observation:
This appliance has FOUR different methods of reset. Usually the boiler will Mains Reset, Auto Reset or Request a User Reset, if these fail or a User Reset is not offered a Hard Reset will be required.
| Isolate Mains Power to appliance as per TOP's P4 |
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
| Isolate Mains Power to appliance as per TOP's P4 |