Viessmann Vitocrossal 200 Service Instructions Manual page 14

Initial start-up, inspection, maintenance
Further details regarding the individual steps
Checking the CO
Preparing the test
CO test at the upper output (87 kW)
2
14
content
2
1. Open the gas shut off valve.
2. Start the burner.
3. Press "S"E and " "D simulta-
1. Press "+"F until the service dis-
2. Check the CO
Burner output in
kW
87
(cont.)
neously.
Display C will then show the fol-
lowing:
under status: "d" (= control stop)
under service: Modulation level
in % ("00." = 100 % = upper out-
put, "00" = 0 % = lower output)
play has incremented to "00." (=
100 %).
content at the flue
2
pipe.
Permissible CO
content in %
9.0 (±0.3)
2