Checking The Co 2 Settings - Viessmann Vitodens 200 Service Manual

Further details regarding the individual steps
Checking the CO
Vitodens 200 is, depending on version, set up in the factory for natural gas E
or LPG P .
In case of initial start-up or maintenance, check the CO
connection fitting.
Please note:
The MatriX burner for Vitodens 200 is preset for the entire gas group.
Therefore, the burner requires no further setting or adjustment.
Depending on the Wobbe index, the CO
H 6.6 to 10.0 % for natural gas E,
H 7.0 to 10.0 % for natural gas LL and
H 8.5 to 10.5 % for LPG P .
Compare the measured CO
individual gas groups (check the gas group with your mains or LPG gas
supplier).
If the actual CO
2
LPG, proceed as follows:
H Check whether the correct gas restrictor has been installed (see page 126).
H Carry out a leak test (BF system) (see page 16).
A
12
settings
2
value with the above CO
2
value deviates by more than 1 % for natural gas or 0.5 % for
level on the boiler
2
content reaches levels of
2
value ranges of the
2
1.
A
2.
3.