17
A
B
C
D
Fig. 9
1.
Remove condensate hose and stench trap from
the heat exchanger.
2.
Push on-site hoses
C
onto condensate drains and
route into a suitable container
D
.
3.
Vacuum up combustion residues from the flue
pipe, flue gas collector and heat exchanger
through cleaning apertures
A
and
B
.
!
Please note
Contact with unalloyed iron and scratches
on parts in contact with flue gases can lead
to corrosion.
Only use plastic brushes, not wire brushes
or sharp objects.
4.
Coat the heat exchanger coil with cleaning agent
(e.g. Fauch 400/410) through cleaning aperture
A
and proceed in accordance with the cleaning agent
manufacturer's instructions.
5.
Before installation, check the stench trap and con-
densate drain for contamination and clean if
required.
Danger
Escaping flue gas poses a risk to health.
Always connect the condensate drain with a
stench trap to prevent flue gas escaping.
Neutralising system installation and operating
instructions
Checking the water quality
Observe the instructions in chapter "Water quality
requirements".
Enter the amount of top-up water and the total hard-
ness of the feed and boiler water into the table in the
appendix on page 32.
The total hardness of the feed and top-up water must
not exceed a sum of all alkaline earths of
≤
0.02 mol/m
3
.
The pH value should be between 8.2 and 9.5.
Checking the neutralising system according to the manufacturer's
instructions; replacing used agent
Commissioning, inspection, maintenance
Cleaning the flue outlet and heat exchanger
5692820
Summary of Contents for VITORADIAL 300-T Type VR3
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