![](/images/new-backgrounds/1042225/4222589x1.webp)
gis
6 Draining
Installation diagram
Legend
Only applicable numbers are mentioned.
1.pressure reducing valve (mandatory)
3.T&P valve (mandatory)
4.stop valve (recommended in pipe C and mandatory in pipe A)
5.
6.circulation pump (optional)
9.drain valve
10.manual gas valve (mandatory)
11.service stop valve
12.temperature gauge (optional)
13.condensation drainage
14.hot water
15.expansion valve (mandatory)
16.expansion vessel (mandatory)
17.
18.water tank
19.float valve
UNVENTED | 14 14 14 | |||
|
|
|
|
|
B
11
12T
D 10
3
4
6
5
4
C
16
5 | 1 | 4 | A |
|
|
|
15
9
13
A.cold water supply
B.hot water supply
C.circulation pipe
D.gas supply
E.overflow pipe
H. overflow pipe
VENTED
B
12 T
|
| H |
|
17 | E | 19 | A |
| 14 |
| 4 |
|
|
| |
11 |
| 18 |
|
|
|
| |
| C |
|
|
D
10
4
3
4 5 6 4 | C |
9
13
Instruction manual BFC | 45 |