A.O. Smith BFC - 30, BFC - 60 service manual Draining

Models: BFC - 30 BFC - 60

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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.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.condensation drainage

14.hot water draw-off points

15.expansion valve (mandatory)

16.expansion vessel (mandatory)

17.3-way aeration valve (recommended)

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

IMD-0464 R0

Instruction manual BFC

45

Page 45
Image 45
A.O. Smith BFC - 30, BFC - 60 service manual Draining