6
Initial start-up, inspection and maintenance
Further details regarding the individual steps
Filling the heating system
1.
Check the inlet pressure of the
diaphragm expansion vessel.
2.
Fill the system via tapĂ
A
, vent
the system and check the system
pressure (min. system pressure
>Ă0.8Ăbar).
3.
Close the shut-off valves on the
heating water side of the system.
4.
Connect the drain hose to ball
valveĂ
B
.
5.
Open ball valvesĂ
A
and
B
, and
vent until no further air noises are
audible.
6.
Close ball valvesĂ
A
and
B
, and
open the shut-off valves on the
heating water side.
5692Ă485
G
B
B
A
Summary of Contents for Vitodens 200
Page 25: ...25 Initial start up inspection and maintenance 5692Ă485 GB ...
Page 96: ...96 Control unit for weather compensated mode with Comfortrol prog unit 5692Ă485 GB ...
Page 99: ...101 5692Ă485ĂGB ...
Page 105: ...109 Appendix Maint service Maint service Maint service Maint service 5692Ă485ĂGB ...
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