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 selector set to MAX
Selector Switch in Hot Water Position
DHW temperature selector set to MAX
Selector Switch in Hot Water Position
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow burner to ignite and establish.
Adjust the maximum pressure adjustment screw until the burner pressure reads 14.6mb.
(Clockwise to increase, anticlockwise to decrease)
Note:
When U-gauge is removed test point should be checked for gas tightness.
Adjust the maximum pressure adjustment screw until the burner pressure reads 14.6mb.
(Clockwise to increase, anticlockwise to decrease)
Note:
When U-gauge is removed test point should be checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary