Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Remove the HT lead from the spark electrode and trap
it below the ignition electrode and behind the earth lead
it below the ignition electrode and behind the earth lead
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Note:
If the boiler has previously failed to light and is displaying a fault code then this must be reset using the mode selector switch on the front panel.
Stay well clear of the boiler during the ignition sequence.
Apply a demand for heating and observe the disconnected
end of the HT lead during the ignition sequence.
Can a strong consistent spark be seen at the HT lead?
If the boiler has previously failed to light and is displaying a fault code then this must be reset using the mode selector switch on the front panel.
Stay well clear of the boiler during the ignition sequence.
Apply a demand for heating and observe the disconnected
end of the HT lead during the ignition sequence.
Can a strong consistent spark be seen at the HT lead?
Isolate as per TOPs P4
and refit as necessary