A.O. Smith 3400 - Manual (Page 10)

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