4
1 - Ratings & Data - Natural Gas & Propane Gas ...........................................................2
2 - Dimensions .............................................................................................................3
3 - Installation Procedure ............................................................................................6
4 - Ventilation & Combustion Air ..................................................................................7
5 - Connecting Supply & Return Piping .........................................................................8
6 - Vent Installation ...................................................................................................14
7 - Vent System Modification
......................................................................................14
8 - Vent Damper Installation & Instructions ...............................................................15
9 - Connecting Gas Service .........................................................................................16
10 - Electrical Section .................................................................................................17
11 - Wiring Diagram ...................................................................................................18
12 - Lighting Instructions ...........................................................................................20
13 - Normal Sequence Of Operation ...........................................................................21
14 - General Instructions ...........................................................................................21
15 - Checking Gas Input Rate To Boiler ......................................................................23
Appendix A - Control Module
.....................................................................................
24
A.1 Installation Environment Considerations ................................................................
24
A.2 Electrical Connections .........................................................................................
24
A.3 Adjusting Settings ..............................................................................................
24
A.4 Display .............................................................................................................
24
A.5 Operation .......................................................................................................... 25
A.6 Boiler High Limit Temperature Controller ................................................................
26
A.7 Troubleshooting..................................................................................................
26
A.8 Troubleshooting Error Codes ................................................................................
26
A.9 Intermittent Pilot Ignition System Verification ......................................................... 27
TABLE OF CONTENTS
P/N IM-BWBB-01
[240011111 REV B, 06/30/2016]