Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Remove the HT lead from the electrode and trap it against the top of the heat exchanger as shown.
Ensure the plug is no more than 2mm - 3mm away from the fan bracket
Ensure the plug is no more than 2mm - 3mm away from the fan bracket
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
WARNING
STAND CLEAR OF THE BOILER
With the boiler attempting its ignition sequence observe the end of the plug.
Is a strong, consistent spark generated?
STAND CLEAR OF THE BOILER
With the boiler attempting its ignition sequence observe the end of the plug.
Is a strong, consistent spark generated?
Isolate as per TOPs P4
and refit as necessary