Biasi RINNOVA Series User Manual And Installation Instructions page 32

Model 24 kW
Flanged air suction
stub pipe
Air
diaphragm
Gasket
Models 28 and 32 kW
Flanged air suction
stub pipe
Gasket
Figure 5.9
M290E.24CM
Twin split pipes
Ø 80/80 mm
For lengths between
0.5 m and 15 m
For lengths between
15 m and 30 m
Figure 5.10
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INSTALLATION
Flue gas
fitting
Boiler
gasket
Boiler
surface gasket
Flue gas
diaphragm
Flue gas
fitting
Boiler
gasket
Boiler
surface gasket
Flue gas
diaphragm
Diaphragm
Flue gas Air
Ø 38 mm Ø no
Ø 47 mm Ø 50 mm
M290E.28CM
Twin split pipes
Ø 80/80 mm
For lengths between
0.5 m and 15 m
For lengths between
15 m and 30 m
Figure 5.11
M290E.32CM
Twin split pipes
Ø 80/80 mm
For lengths between
0.5 m and 3.5 m
For lengths between
3.5 m and 15 m
Figure 5.12
C
12
Figure 5.13
If the flue gas outlet pipe cross-
es through inflammable walls, it
must be insulated with at least 5
cm of insulation.
90° and 45° elbows are available that re-
duce the total max length of the ducts by:
For a 45° elbow loss
For a 90° elbow loss
Diaphragm
Flue gas Air
Ø 38 mm Ø no
Ø 47 mm Ø no
Diaphragm
Flue gas Air
Ø 50 mm Ø no
Ø no Ø no
0.9 m
1.65 m