7 Cleaning and servicing the heating system – Procedure
144
HDG Compact 99 - 200 - Version 1 - en
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HDG Bavaria GmbH 07/2008
✎
See section “Ash container” in this chapter.
4.
Open the combustion chamber door (1) on the back of the hea-
ting system.
5.
Check the steel pipe (2) of the fill level indicator for wear.
6.
Remove the cover (1) on the front hatch (2).
7.
Disconnect both the plugs from the connections for the electrical
plug contacts (6).
8.
Remove the pressure equalisation hose (4) from the front hatch
(2).
✎
See section “Checking and cleaning the pressure equalisation
hose” in this chapter.
Figure 7/24 - Check the fill level indicator
2
1
Important!
If the steel pipe is worn, it must be replaced.
Figure 7/25 - Replacing the fill level indicator
7
6
5
3
2
1
4