Flue gas test | 79
6 720 643 068 (2011/06)Copyright (optional information)
12 Flue gas test
12.1 Emissions test button
The following appliance outputs can be selected by
pressing the emissions test button until it lights up:
Fig. 75 Press the emissions test button
• = Maximum set output in heating mode
(Æ Maximum heating output, page 67)
• = Maximum nominal output
• = Minimum nominal output
12.2 Measuring CO content of flue gas
Use a multiport flue gas probe for the measurements.
B Open one of the flue gas test ports (Æ Fig. 69).
B Insert the flue gas probe approx. 2-3/4 inches (70 mm)
into the test port and seal around it.
B Press the emissions test button to select =
maximum nominal output.
B Measure the CO levels.
B Repeatedly press the emissions test button until the
light goes out.
The display returns to the supply temperature.
B Remove flue gas probe and close the flue gas test port
properly (Æ Fig. 73).
You have 15 minutes to complete the tests.
After that, the appliance returns to default
mode.
max
1
2
34
5
6
eco
reset
6 720 641 933-51.1O
max
1
2
3
4
e
6
min
DANGER: Risk of flue gas poisoning.
The CO level in the flue gas must be below
200 ppm (air free).
B If 9.4 Vol.%
1)
CO
2
and a CO level under
200 ppm (af) can not be achieved due to
the gas supplied, use a lower CO
2
level
with CO emissions under 200 ppm (af)
instead.
1) 9.4 Vol.% with NG and 11.0 Vol.% with LPG (propane)
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