Set Appliance State:
Mains Power Off
Gas On; Pilot On
Turn Hot Water Tap On
Rotary Switch to DHW position
DHW Temperature Control To Maximum
Connect U gauge to burner pressure test point
Hold in Boiler Case Switch
DHW Temperature Control To Maximum
Connect U gauge to burner pressure test point
Hold in Boiler Case Switch
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Measurement:
Is burner pressure greater than 1.3 mbar?
Note:
When U-gauge is removed pressure nipple should be tightened & checked for gas soundness.
Note:
When U-gauge is removed pressure nipple should be tightened & checked for gas soundness.
Isolate as per TOPs P4
and refit as necessary