2.
Release the hose tie on sight hose
D
, pull the sight hose out and
drain its contents into a suitable
container.
Note
The container has a capacity of
approx. 9 l.
3.
Secure sight hose
D
again with
cable ties.
Checking the function of all safety valves
Check the function of the safety
valves on the solar side
A
and the
heating circuit side
B
.
Checking all gas equipment for soundness at operating pres-
sure
Danger
Escaping gas leads to a risk of
explosion.
Check gas equipment for
soundness.
Further details regarding the individual steps
(cont.)
44
Commissioning, inspection, maintenance
5592
883
GB
Содержание VITODENS 343-F WS4A
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