Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Ensure that the Boiler Thermostat is set to MAX
Connect a U-gauge to the Gas Valve outlet pressure test point
Connect a U-gauge to the Gas Valve outlet pressure test point
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Allow the fan to run and the pilot to ignite.
Does the burner cross light from the pilot and operate at the correct burner pressure as stated in the manufacturers instructions.
Note:
When U-gauge is removed pressure test point should be tightened & checked for gas tightness.
Does the burner cross light from the pilot and operate at the correct burner pressure as stated in the manufacturers instructions.
Note:
When U-gauge is removed pressure test point should be tightened & checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary