MODENA 80 E
18
Example of wall inlet/outlet
2 pipe application
Example of roof inlet/outlet
Example of direct roof fl ue outlet
and wall air inlet
3.04.3 Example of other installation with two pipe systems
Fig. 21
Fig. 22
Fig. 23
For further accessories please refer to:
"Flue system manual for room sealed boiler"
Attention: fl ow resistance (reduction) equivalent included
between 38 and 48 (see table on page 13)
Remove the fl ue diaphragm.
The fl ue and air pipes must have an inclination downward
equal to 3% from the boiler to outside.
Example of calculation for wall inlet/outlet
with 2 pipe system
maximum total fl ue length: 48 metres
Fig. 20
REF. N° OF PIECES DESCRIPTION
CODE
LENGTH OR
REDUCTION
1
1
Air bend 80 mm R/D = 0,75
1,5 m
2
13
Horizontal air pipe
13,0 m
3
1
Air wall terminal
2,0 m
4
1
Air inlet closing fl ange
—
5
1
Flue bend 80 mm R/D = 0,75
2,5 m
6
12
Horizontal fl ue
24,0 m
7
1
Air wall terminal outlet fl ue
5,0 m
TOTAL
48,0 m