Set Appliance State:

CH Demand
Connect FGA to the combustion test point on the boiler
Ensure boiler case is ON when carrying out this test
WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure
Mains Power On
Initiate check programme P.01 - Appliance will then operate at max input
Alternatively, press the + and - buttons simultaneously, this will also allow the appliance to operate at max input
Click HERE for guidance on how to initiate check programme P.01
Alternatively refer to Adapt for guidance

Observation:

Carry out a combustion performance analysis test.
Note:
For guidance and for the specific CO/CO2 readings permitted for this appliance please refer to adapt.
Is the combustion performance within the manufacturers specified values?