Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
Turn Hot Water Tap On
Attach U gauge to inlet pressure test point
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow the fan to run and the ignition cycle to commence whilst monitoring the inlet pressure on the U gauge.
Does the inlet pressure remain satisfactory throughout the operation?
Note:
When pressure gauge is removed the pressure test point should be tightened and checked for gas tightness.
Does the inlet pressure remain satisfactory throughout the operation?
Note:
When pressure gauge is removed the pressure test point should be tightened and checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary