Wolf FGB-K Series Installation And Maintenance Instructions For Contractors page 87

Connection to a flue gas chimney (examples) DN60/100
Connection to a moisture-resistant flue gas chimney B33
Connection to a moisture-resistant flue with two or multiple draught chimneys (shaft)
Chimney
T400
Open flue and balanced flue operation
The requirements of DIN 18160-1 supplementary sheet 3 apply.
Notify your local flue gas inspector prior to installation.
Supplementary installation instructions for balanced flue DN60/100
Flat roof: Affix ceiling outlet (7), approx. Ø 130 mm, to the
roof cover.
Pitched roof: For (6), observe the installation instructions on the
cowl regarding roof pitches.
Insert roof outlet (5) into the roof from above and secure vertically
with the mounting bracket to a rafter or brickwork.
Install the roof outlet only in its original condition.
Modifications are not permissible.
Mounting bracket
If an inspection aperture is required for the balanced flue, insert a
balanced flue with inspection aperture (2) (200 mm length).
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31. Technical information, balanced flue
Install flue gas chimney connections with air apertures directly on the flue gas chimney
as shown in the diagram, so that all components of the flue gas path are surrounded
by combustion air.
The air apertures must be completely free from obstruction.
The flue gas chimney must be tested for suitability. Apply 0 Pa when calculating the
chimney draught. Obtain the connection piece from the chimney manufacturer if re-
quired, to safeguard the connection conditions.
Shaft cover from the
Wolf product range
Polypropylene system up
to 120 °C, CE approved
6
5
7
Chimney
T400
Open flue operation only
4
8
Distance A
10
Distance A
9
Determine distance A. Length of balanced flue (4) always approx.
100 mm longer than distance A. Always trim the flue pipe on the
smooth side, never on the female connection side.
Chamfer the flue with a file after trimming.
Stainless steel shaft cover
from the Wolf product range
Polypropylene system up
to 120 °C, CE approved
8
Offset
Bend Offset
87 ° min. 170 mm
45 ° min. 73 mm
4 10
4 10
87