Set Appliance State:
Gas Off
Isolate Mains Power to appliance as per TOPs P4
Connect U-gauge to inlet pressure point.
Connect U-gauge to inlet pressure point.
Gas On
Measurement:
Check Gas Supply to Appliance.
Note:
When U-gauge is removed pressure point should be tightened & checked for gas soundness.
Note:
When U-gauge is removed pressure point should be tightened & checked for gas soundness.
Isolate as per TOPs P4
and refit as necessary