Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
CH Selector in Maximum position
ON/OFF Switch in ON position
Summer/Winter in Winter Position (IN)
Timer Set to ON Position
CH Selector in Maximum position
ON/OFF Switch in ON position
Summer/Winter in Winter Position (IN)
Timer Set to ON Position
Attach U-gauge to the inlet pressure test point
Gas On
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Measurement:
Allow Fan to run and ignition sequence to commence.
Does the U-gauge show a constant minimum gas inlet pressure of 37mb?
Note:
When U-gauge is removed pressure test point should be tightened & checked for gas tightness.
Does the U-gauge show a constant minimum gas inlet pressure of 37mb?
Note:
When U-gauge is removed pressure test point should be tightened & checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary