Set Appliance State:
Gas Off
Isolate Mains Power to appliance as per TOPs P4
Remove burner supply tube that runs from the gas valve to the fan inlet
Care should be taken not to lose the seal as tube is removed
Remove burner supply tube that runs from the gas valve to the fan inlet
Care should be taken not to lose the seal as tube is removed
Observation:
Inspect injector for blockages and/or damage.
Refit tube after test and ensure joint is sound.
Refit tube after test and ensure joint is sound.
Isolate as per TOPs P4
and refit as necessary