
3
Verify contents received................................................2
Table of contents...........................................................3
1 - Important Information.............................................4
2A - Physical Data .........................................................5
2B - Component Listing .................................................8
3 - Introduction...........................................................12
4 - Locating Boiler.......................................................13
5 - Combustion Air And Vent Piping.............................15
15
15
16
17
17
18
18
20
21
26
6 - Hydronic Piping......................................................27
27
27
28
28
28
7 - Gas Supply Piping ..................................................33
8 - Electrical Connections............................................35
...............................................................35
9 - Start Up Procedure.................................................39
2
2
10 - Operating instructions .........................................48
11 - General Maintenance and Cleaning.......................49
50
50
51
51
52
52
52
52
12 - Ratings And Capacities.........................................54
55
55
13 - Trouble Shooting..................................................56
56
58
14 - Glossary...............................................................59
Appendix A - Wiring Diagrams............................... 61-64
...................................................67
TABLE OF CONTENTS
240012874 REV A, [01/31/2020]