A.O. Smith 3400 - Manual (Page 11)

11
FIGURE 4. DOUBLE HEAT EXCHANGER BOILER COMPONENTS
2
7
10
35
1
25
24
27
36
29
34
33
8
17
31
5
23
32
18
28
26
9
4
18
6
16
20
3
26
19 13
21
11
12