I. Product Description
II. Specifications
III. Before Installing
IV. Locating The Boiler
V. Mounting The Boiler
VI. Air For Ventilation
VII. Venting
A. Vent System Design
B. Design Requirements Unique to Horizontal Twin Pipe
C. Design Requirements Unique to Vertical Venting Systems
D. Design Requirements Unique to Split Vent Systems
E. Assembly of CPVC/PVC Vent Systems
F. Assembly of DuraVent PolyPro Vent Systems
G. Assembly of Selkirk Polyflue Vent Systems
H. Assembly of Centrotherm InnoFlue Vent Systems
I. Condensate Trap and Drain
J. Removing An Existing Boiler From Common Chimney
VIII. Gas Piping
IX. System Piping
A. General System Piping Precaution
B. Near Boiler Piping Design
C. Standard Piping Installation Requirements
D. Piping For Special Situations
X. Wiring
XI. Start-Up and Checkout
Appendix A: LP Gas Conversion Instructions
Appendix B: Instructions for High Altitude Installations
Appendix C: Special Requirements For Side-Wall
6
Table of Contents
Above 2000 ft.
Vented Appliances In The Commonwealth
of Massachusetts
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15
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105294-05 - 5/15
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