Ferroli F 24 B Instructions For Installation, Use And Maintenance Manual page 17

Ferroli F 24 B
Connection with concentric fl ue system
The unit can be connected to a concentric air/flue duct with a wall or rooftop outlet as shown on the
following drawings. Numerous accessories are available on request to meet the various installation
requirements. Please refer to our "flue manual" or the price list.
Rear Outlet
010008X0
30
View from above
30
95
100
fig. 10a
Horizontal fl ue installation
1.Define the position for installing the unit.
2.If using (1KWMA56W) this must be installed level, for non-standard flue lenghts over im a fall of 3 mm
per metre should be incorporated.
3.Make a hole of diameter 10 - 20 mm greater than the nominal diameter of the concentric pipe used.
4.If necessary, cut the end pipe to size, ensuring that the external pipe protrudes from the wall by between
10 and 60 mm (Fig. 10a and 10b). Remove the cutting burrs.
Horizontal concentric fl ue installation
Side view
P
100 S 50* 125
* = between
95
10 and 60 mm
Install level
1KWMA56W
P = S + 85 mm
Drill the wall 10÷20 mm
more than the pipe diameter
Install level
S 50*
P
Side Outlet
Front view
95
30
203 257
View from above
30
95
203 257
L = S + D + 242 mm
fig. 10b
L
50* 125
* = between
10 and 60 mm
Install level
D S
Drill the wall 10÷20 mm
more than the pipe diameter
Install level
D S 50* 125
L
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