Connections On The Flue Gas Side - Viessmann Vitoligno 300-C Installation And Service Instructions For Contractors

Connections on the flue gas side

C
B
A
Fig. 14
1. Install the flue pipe rising to the chimney (preferably
45°).
Flue pipe (internal diameter):
Max. flue pipe length to the chimney: 3000 mm
Note
Let the flue pipe connector project about 1 cm into
the chimney. This prevents condensate or rain
water from the chimney running into the flue pipe.
2. The entire flue pipe with cleaning aperture must be
gas-tight.
100 mm
7
Note
Install a flexible connection piece in the flue pipe to
prevent sound transmission from the flue gas fan.
Never brick the flue pipe into the chimney.
If necessary, provide additional sound insulation on
site.
Cleaning aperture with test connector for checking
A
flue gas temperature and emissions
(Distance of the test connector from the boiler flue
outlet or from the last pipe bend: 2 x
Thermal insulation
B
Flexible flue inlet
C
3. Thermally insulate the flue pipe with a minimum of
30 mm of insulation.
4. Install a draught limiter (accessories) in the chim-
ney:
Separate installation instructions
Installation sequence
)
7
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