Table of Contents
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Dimensions ...................................................... 2
Safety Symbols and Warnings ............................ 3
Installation Procedure ....................................... 5
Ventilation & Combustion Air .............................. 6
Connecting Supply and Return Piping .................. 7
Connecting Supply and Return Piping .................. 8
Vent Installation ............................................. 12
Vent System Modification ................................. 12
Vent Damper Installation & Instructions ............. 13
Connecting Gas Service ................................... 14
Electrical Section ............................................ 15
Wiring Diagram ............................................. 16
Lighting Instructions ....................................... 18
Normal Sequence of Operation ......................... 19
General Instructions ....................................... 19
Checking Gas Input Rate To Boiler .................... 21
Appendix A - Control Module................. ........... 22
Appendix B-1 - Vent Damper Harness ............... 30
Safety Symbols & Warnings
The following defined symbols are used throughout this
manual to notify the reader of potential hazards of varying
risk levels.
!
DANGER
Indicates a hazardous situation which, if not avoided,
WILL result in death or serious injury
!
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
!
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
NOTICE
Used to address practices not related to personal
injury.
SAFETY SYMBOLS AND WARNINGS
Fire, explosion, asphyxiation and electrical shock
hazard. Improper installation could result in death
or serious injury. Read this manual and understand
all requirements before beginning installation.
Laceration, burn hazard. Metal edges and parts
may have sharp edges and/or hot. Use appropriate
personal protection equipment to include safety
glasses and gloves when installing or servicing this
boiler. Failure to follow these instructions could result
in minor or moderate injury.
3
KEEP THIS MANUAL NEAR BOILER
RETAIN FOR FUTURE REFERENCE
IMPORTANT: Read the following instructions
COMPLETELY before installing!!
!
WARNING
!
WARNING
Keep boiler area clear and free from combustible
materials, gasoline and other flammable vapors
and liquids.
DO NOT obstruct air openings to the boiler room.
Modification, substitution or elimination of factory
equipped, supplied or specified components may
result in personal injury or loss of life.
TO THE OWNER - Installation and service of this
boiler must be performed by a qualified installer.
TO THE INSTALLER - Leave all instructions with
boiler for future reference.
When this product is installed in the
Commonwealth of Massachusetts the installation
must be performed by a Licensed Plumber or
Licensed Gas Fitter.
!
CAUTION
P/N 240011584 Rev. A [07/30/2016]
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