Set Appliance State:

CH Demand
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Allow burner to ignite and establish.
Carry out performance tests at both minimum and maximum
boiler output as per TOPs / company procedures.
CLICK HERE FOR GUIDE TO SET BOILER TO MAXIMUM / MINIMUM
Note:
There are no specific CO / CO2 reading for this appliance.