19
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UK
IRL
7.2.3
Gas control
A.
Governor
B.
Adjusting screw pilot flame
C.
Working pressure
7.2.4
Combustion test
•
A BS7967 combustion analysis check should be carried out using an analyser to
BS7927 positioned in the flue outlet, or draft diverter, or spillage test opening .
•
A Ratio of CO/CO2 should be less than 0.01 within 30 minutes (100 ppm CO per 1%
CO2).
•
A reading of CO in the room centre should give a rise of less than 9 ppm over
ambient, peak reading.
Fig. 9.2