A.O. Smith BFC Cyclone 28, Installation, User And Service Manual

Page: 55 / 118

7.3 Installation diagram
Fig. Installation diagram
T
B
A
4
1 7
E
H
C
C
1 0
3
D
1 3
9
4 6 4 5
1 4 1 4 1 4
11
4
1 8
1 2
1 9
A
4 5
C
1
1 5
1 6
1 3
9
4
5
6
4
1 4 1 4 1 4
11
1 0
D
B
3
T 1 2
U N V E N T E D
V E N T E D
1. Pressure reducing
valve (mandatory if
the mains water
pressure is too high)
4. Stop valve
(recommended)
5. Non-return valve
(mandatory)
6. Circulation pump
(optional)
9. Drain valve
10. Manual gas valve
(mandatory)
11. Service stop valve
12. Temperature gauge
(optional)
13. Condensate drain
14. Draw-off points
15. Expansion valve
(mandatory)
16. Expansion vessel
(mandatory)
17. 3-way aeration valve
(recommended)
18. Cold water head tank
19. Float switch
A. Cold water supply
B. Hot water outlet
C. Circulation pipe
D. Gas supply
E. Overflow pipe
H. Overflow protection
0311704_BFC_28-120_III_
ENEN_V2.4, 2022-10-17
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