FL D HF
5
EN
cod. 3541P701 - Rev. 00 - 10/2018
Accessing the electrical terminal block
The electrical terminal block can be accessed after removing the casing. The layout of
the terminals for the various connections is given in the wiring diagram in fig. 30.
fig. 11- Accessing the terminal block
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. Make sure boiler is
properly fitted with the correct baffle (if to be used).
A
Baffle replacement with
boiler not installed
B
Baffle replacement with
boiler and fume ducts already installed
Connection with coaxial pipes
fig. 12 - Examples of connection with coaxial pipes (
= Air /
= Fumes)
Table. 2 - Typology
For coaxial connection, fit the unit with one of the following starting accessories. For the
wall hole dimensions, refer to the figure on the cover.
fig. 13 - Starting accessory for coaxial ducts
Table. 3- Baffles for coaxial ducts
1
3 4
5 6
72
139
155
10
kOhm
1,8
kOhm
138
3
4
5
6
A
1
2
B
3
2
1
4
5
6
Type
Description
C1X
Wall horizontal exhaust and inlet
C3X
Roof vertical exhaust and inlet
Coaxial 60/100
Coaxial 80/125
Max. permissible length
FL D HF24 = 5 m
FL D HF32 = 5 m
10 m
Reduction factor 90° bend
1 m
0.5 m
Reduction factor 45° bend
0.5 m
0.25 m
Baffle to use
0 ÷ 2 m
FL D HF24 = Ø43
FL D HF32 = Ø45
0 ÷ 3 m
FL D HF24 = Ø43
FL D HF32 = Ø45
2 ÷ 5 m
no baffle
3 ÷ 10 m
no baffle
C
1X
C
1X
C
3X
C
3X
C
3X
C
1X
Ø126
Ø82
Ø60
Ø130
Ø
100
010018X0
010006X0
100
60
45.6
010007X0
68
11
8
100
60
Summary of Contents for FL D HF24
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