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:
Monitor the inlet pressure throughout the boiler's operation.
Does the pressure remain above 18mb (37mb for LPG)?
Note:
When "U" gauge is removed test point should be tightened
and checked for gas tightness.
Does the pressure remain above 18mb (37mb for LPG)?
Note:
When "U" gauge is removed test point should be tightened
and checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary