Fitting A Flue Pipe - Viessmann VITOMAX 200-LW Installation Instructions Manual

Connecting the flue gas side

Fitting a flue pipe

Ø10
Fig. 4
1. Connect the flue outlet with the flue
system using a flue pipe with favour-
able flow characteristics.
Tab. 3 - Flue outlet D
Boiler size
D
7mm
Note
■ Prevent the return of condensate cre-
ated inside the flue system by suitable
on-site measures (condensate trap).
■ Close the condensate drain connec-
tors if they are not used. They are
designed to drain any condensate col-
lected in the start-up phase.
Internal diameter, for external diameter: + 10 mm
*2
10
Ø D
*2
(cont.)
2. Locate the test port (approx. 10 mm
7) at a distance of two to three times
the diameter of the flue pipe down-
stream of the flue outlet.
3. Seal flue pipe.
4. Insulate the flue pipe.
Optional
Flue gas flange with mating flange.
1 2 3
700 800 850
Note
Connect all flue pipes free of load and
torque stress. Flue pipe joints must be
gas-tight.
4 5
950 1000 1100
6