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 |
Measurement:
Allow the burner to ignite and establish and while the appliance operates monitor the pressure on the U gauge.
Does the inlet pressure remain satisfactory (18mb or greater) while the appliance operates?
Note:
When pressure gauge is removed the pressure test point should be tightened and checked for gas tightness.
Does the inlet pressure remain satisfactory (18mb or greater) while the appliance operates?
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