Flue Gas Analysis - Worcester GREENSTAR 24i Junior Installation Instructions Manual

SERVICE AND SPARES
6.5

FLUE GAS ANALYSIS

COMBUSTION TEST:
B Connect the flue gas analyser to the flue gas sampling
point as shown in the figure below.
B Run the boiler at maximum output for at least 10
minutes.
B Check the CO/CO readings against the information
2
in table 24 CO/CO settings on page 47.
2
Fig. 75 Combustion test
If the boiler fails the combustion test, check:
1. Air intake for restriction
2. Diaphragm in the fan, for correct operation
3. Cleanliness of the heat cell, plus blockages in the
condensate disposal.
46
6 720 644 741a (2010/10)