Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Gas valve base settings
Throttle - Screw all the way in then 7-8 turns back out
Offset - Screw all the way in then 2 1/2 turns back out
This is the factory setting and should ensure that the gas/air mix is within normal combustion parameters
This is the factory setting and should ensure that the gas/air mix is within normal combustion parameters
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow boiler to carry out its ignition sequence and ignite, does the burner ignite satisfactorily?
Note:
The combustion ratio max/min will need to be checked and adjusted following any procedure that affects combustion. If this is not possible then the boiler shall be isolated from the gas supply until such time that it can be confirmed as correct.
Note:
The combustion ratio max/min will need to be checked and adjusted following any procedure that affects combustion. If this is not possible then the boiler shall be isolated from the gas supply until such time that it can be confirmed as correct.
