Viessmann Vitodens 050-W BP JD, Инструкция по установке и обслуживанию

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37
4. Set the higher heating output and
check the CO
2
content.
Subject to gas type, the CO
2
content
must be within the following range.
See table.
Gas type CO
2
content
in %
E or H (G20) 7.5 – 10.5
P (G31) 10.0 – 12.0
5. Set the lower heating output and
check the CO
2
content.
The CO
2
content must be between
0.3 and 0.9 % below the value for the
upper heating output.
6. ■ If the CO
2
content is within the
given range, continue with point 8.
■ If the CO
2
content lies outside the
given range, check the flue gas/
ventilation air system for tightness;
remedy any leaks.
Replace gas train if required.
7. Re-check the CO
2
content for the
upper and lower heating output.
8. Shut down the boiler, remove the flue
gas analyser and close flue gas test
port
A
.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5675 991 GB
Service