Unical S 24, Manual

Page: 19 / 52

19
ENGLISH
Installation Instructions
3.6 - FLUE GAS EXHAUST PIPE CONNECTION
FOR BOILERS wITH FORCED DRAUGHT
To connect the flue gas exhaust pipe, local and na
-
tional standards must be observed
In the event the boiler is replaced, ALwAYS re-
place the flue gas pipe as well.
The boiler is type approved for the exhaust configu
-
rations listed below:
C13x C13
% Slope towards inlet = 3%
TOTAL LENGTH (LA L Exhaust)
COAXIAL Ø60/100 DOUBLE Ø80
FROM [m] TO [m] FROM [m] TO [m]
1 5,5 1 + 1
40
(20A+20S)
COAXIAL Ø80/125 DOUBLE Ø60
FROM [m] TO [m] FROM [m] TO [m]
1 8 1 + 1
20
(10A+10S)
Distance between air
inlet pipe and flue gas
exhaust pipe: min 250
mm - max 500
Horizontal
exhaust and intake terminals directed
outside via coaxial or double pipes..
C33x C33
TOTAL LENGTH (LA L Exhaust)
COAXIAL Ø60/100 DOUBLE Ø80
FROM [m] TO [m] FROM [m] TO [m]
1 7 0,5 + 0,5
40
(20A+20S)
COAXIAL Ø80/125 DOUBLE Ø60
FROM [m] TO [m] FROM [m] TO [m]
1 9 1 + 1
20
(10A+10S)
ertical
exhaust and intake terminals directed out
-
side via coaxial or double pipes.
C53x C53
C53
NOT ALLOwED
C53
TOTAL LENGTH (LA L Exhaust)
DOUBLE Ø80 DOUBLE Ø60
FROM [m] TO [m] FROM [m] TOA [m]
1 + 1
40
(max 30 S)
1 + 1
20
(max 15 S)
Separate combustion air intake and combustion
products evacuation pipes.
These pipes can discharge into areas with different
pressure.
C43x C43
Collective chimney flue system, consisting of two
pipes, one for combustion air intake and the other
one for combustion products evacuation, coaxial
or double.
LT
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