Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Turn Hot Water Tap On
Attach U-gauge to burner pressure test point
DHW temperature set to MAX
DHW temperature set to MAX
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Allow ignition sequence to commence and boiler to ignite and establish.
Burner pressure should be approximately as per the table.
Monitor the U-gauge for at least 1 minute, burner pressure should not modulate down during the test.
Notes:
Orientation of gas valve may differ.
When "U" gauge is removed test point should be tightened
and checked for gas tightness.
Burner pressure should be approximately as per the table.
Monitor the U-gauge for at least 1 minute, burner pressure should not modulate down during the test.
Notes:
Orientation of gas valve may differ.
When "U" gauge is removed test point should be tightened
and checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary