Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
Turn Hot Water Tap On
ON/OFF Switch ON
Summer/Winter button set to Winter
CH Temperature selector to minimum
DHW Temperature selector to maximum
Attach U-gauge to inlet pressure test point
Gas ON
Summer/Winter button set to Winter
CH Temperature selector to minimum
DHW Temperature selector to maximum
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 fan to run and ignition sequence to commence.
Does the inlet pressure remain above 18mb throughout the ignition sequence?
Note:
When pressure gauge is removed the pressure test point should be tightened and checked for gas tightness.
Does the inlet pressure remain above 18mb throughout the ignition sequence?
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