Table of Contents
Advertisement
1.6
APPLIANCE CONNECTION UNIT
The connection unit consisting of all the necessary parts to perform the hydraulic and gas system connections of the appliance comes as
standard with the boiler, perform the connections in accordance with the type of installation to be made and respecting the arrangement
shown in figure 7.
In the case of installation in the recessed frame, the connection unit supplied as standard cannot be used.
SC
AC
1
G
V
6
5
7
5
8
18
M
4
R
3
2
AF
12
6
5
9
10
15
5
17
16
13
11
14
18
19
Key (Fig. 7):
V
- Electrical connection
G
- G 3/4" Gas supply
SC
- Condensate drain (minimum inter-
nal diameter Ø13 mm)
R
- G 3/4" System return
M
- G 3/4" System flow
AC
- G 1/2" Domestic hot water outlet
AF
- G 1/2" Domestic hot water inlet
1
- Air vent valve drain
2
- 3 bar safety valve drain fitting signal
3
- System filling valve connection
4
- System draining valve
5
- G 3/4" Gaskets
6
- G 1/2" Gaskets
7
- Angled tap G 3/4"
8
- Copper shank Ø18 mm
9
- Copper connection pipes Ø14 mm
10
- G 1/2" Vabco fitting
11
- G 1/2" ball valve
12
- System filling valve knob with screw
13
- Copper connection pipe Ø18 mm
14
- G 3/4" Vabco fitting
15
- Cyclonic filter unit fork
16
- Cyclonic filter unit
17
- O-ring
18
- Copper pipe Ø18 mm Cyclonic filter
unit connection
19
- Tap G 3/4" connection to cyclonic fil-
ter unit
7
Advertisement
Table of Contents
