68
1
3
5
6
7
12
14
15
16
13
22
21
20
19
18
8
10
11
2
4
U
E
G
M
R
23
1 .4
FUNCTIONAL DIAGRAM (fig . 2)
Fig . 2
KEY
1 Fan (vers . BF)
2 Bithermal exchanger
3 D .H .W . sensor (SS)
4 C .H . sensor (SM1/SM2)
5 Combustion chamber
6 Gas valve
7 Water pressure valve
8 Circulator with air release vent
10 Hydrometer
11 Expansion vessel
12 D .H .W . flow meter
13 By-pass
14 D .H .W . filter
15 Boiler discharge
16 3 BAR safety valve
18 Connection plate (optional)
19 D .H .W . cock (optional)
20 Gas cock (optional)
21 C .H . flow cock (optional)
22 C .H . return cock (optional)
23 Loading system
CONNECTIONS
U D .H .W . outlet
E D .H .W . inlet
G Gas connection
M C .H . flow
R C .H . return
Содержание GG BT 25 BF
Страница 1: ...GG BT IT ES ENG ...
Страница 2: ......
Страница 33: ...33 IT ENG ES ...
Страница 34: ...34 ...
Страница 94: ...94 NOTE ...
Страница 95: ......
Страница 96: ...Cod 6316123 05 11 Documentation Dpt Via Garbo 27 37045 Legnago Vr Tel 39 0442 631111 Fax 39 0442 631292 ...