2
18
19
19
19
Water Piping Diagrams 19
19
Installation Diagrams - Top Inlet/Outlet Usage 20
Heater Wiring 21
Gas Piping 22
22
22
Purging 22
23
23
23
24
24
24
24
25
25
26
Igniter Assembly
28
28
28
28
29
29
29
31
31
31
31
FOR YOUR INFORMATION32
32
32
33
34
49
50
51
2
TABLE OF CONTENTS
3
3
4
5
5
5
6
6
6
8
Rough In Dimensions 8
8
8
9
9
10
10
10
10
11
Propane Installations 11
Natural Gas Installations 11
12
12
12
12
12
12
13
13
Thermal Expansion 13
13
14
14
15
15
15
15
15
16
16
16
16
16