Fume Ducts - Ferroli DIVACONDENS D PLUS F 24 Instrucciones De Uso, Instalación Y Mantenimiento

3.6 Fume ducts

Important
The unit is a "C type" with sealed chamber and forced draught, the air inlet and fume out-
let must be connected to one of the following extraction/suction systems. The unit is ap-
proved for operation with all the Cny flue configurations given on the dataplate. Some
configurations may be expressly limited or not permitted by law, standards or local reg-
ulations. Before installation, check and carefully follow the instructions. Also, comply with
the instructions on the positioning of wall and/or roof terminals and the minimum distanc-
es from windows, walls, ventilation openings, etc.
Baffles
Boiler operation requires fitting the baffles supplied with the unit, according to the follow-
ing tables.
To replace the baffle (ref. 1 - fig. 11), proceed as indicated in fig. 11.
40
EN
DIVACONDENS D PLUS F 24
1
fig. 11
cod. 3541P652 - Rev. 00 - 08/2019
Connection with coaxial pipes
fig. 12 - Examples of connection with coaxial pipes (
Table. 2 - Typology
Type Description
C1X Wall horizontal exhaust and inlet
C3X Roof vertical exhaust and inlet
For coaxial connection, fit the unit with one of the following starting accessories. For the
wall hole dimensions, refer to fig. 25. Any horizontal sections of the fume exhaust must
be kept sloping slightly towards the boiler, to prevent possible condensate from flowing
back towards the outside and causing dripping.
Ø 100
Ø 60
041002X0
041001X0
fig. 13 - Starting accessory for coaxial ducts
Table. 3- Baffle for coaxial pipes
Natural Gas
Max. permissible length
Reduction factor 90° bend
Reduction factor 45° bend
0÷2 m = Ø 45
2÷4 m = Ø 50
Baffle to use
4÷ 6 m
NO baffle
= Air /
Ø 127
Ø 80
041006X0
Coaxial 60/100 Coaxial 80/125
LPG Natural Gas
6 m 12 m
1 m 0.5 m
0.5 m 0.25 m
0÷1 m = Ø 43 0÷6 m = Ø 45
6÷ 12 m
1÷4 m = Ø 50
NO baffle
4÷ 6 m
NO baffle
= Fumes)
LPG
0÷3 m = Ø 43
3÷6 m = Ø 50
6÷ 12 m
NO baffle