Checking The Co2 Content - Viessmann VITOCROSSAL 200 CM2 Service Instructions For Contractors

Checking the CO2 content

Preparing the test
B A
Fig. 16
Status Service
R
S
Fig. 17
Permissible CO content
2
Gas type CO
at
Natural gas E (G20) upper heating output
(100 %)
lower heating output
(0 %)
Natural gas H (G20) upper heating output
(100 %)
lower heating output
(0 %)
Natural gas LL (G25) upper heating output
(100 %)
lower heating output
(0 %)
Natural gas L (G25) upper heating output
(100 %)
lower heating output
(0 %)
LPG P (G31) upper heating output
(100 %)
content
2
Commissioning, inspection, maintenance
1. Open the gas shut-off valve.
2. Start the burner via menu point "Emissions test
mode" at the control unit.
3. Simultaneously press S and
The display will then show the following:
Under Status: "P" (= controlled stop)
■
■ Under Service: Modulation level in %
("100" = 100 % = upper heating output;
"0" = 0 % = lower heating output)
Note
400 - 620 kW
Factory-set CO value with gas type "G20": 8.8 %; with
2
gas type "G31": 10.6 %
Rated heating output in kW
400
7.0 - 9.9 % 7.0 - 9.9 %
Actual value at upper heating output minus
0.6 - 0.9 % 0.6 - 0.9 %
7.9 - 9.9 % 7.9 - 9.9 %
Actual value at upper heating output minus
0.6 - 0.9 % 0.6 - 0.9 %
7.1 - 9.7 % 7.1 - 9.7 %
Actual value at upper heating output minus
0.6 - 0.9 % 0.6 - 0.9 %
8.1 - 9.7 % 8.1 - 9.7 %
Actual value at upper heating output minus
0.6 - 0.9 % 0.6 - 0.9 %
9.6 - 11.6 % 9.6 - 11.6 %
Actual value at upper heating output minus
for longer than 2 s.
500 620
7.0 - 9.9 %
0.6 - 0.9 %
7.9 - 9.9 %
0.6 - 0.9 %
7.1 - 9.7 %
0.6 - 0.9 %
8.1 - 9.7 %
0.6 - 0.9 %
9.6 - 11.6 %
21