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Table of Contents
I. Product Description ............................................................................ 2
II. Specifi cations ..................................................................................... 2
III. Before Installing .................................................................................. 3
IV. Locating The Boiler ............................................................................. 3
V. Mounting The Boiler ........................................................................... 7
VI. Air For Ventilation .............................................................................. 10
VII. Venting ............................................................................................... 12
A. Vent System Design ................................................................... 12
B. Removing An Existing Boiler From Common Chimney .............. 20
C. Assembly of 60/100mm Concentric Venting ............................... 21
D. Assembly of Stainless Steel Venting .......................................... 25
E. Condensate Trap and Drain ....................................................... 30
VIII. Gas Piping ......................................................................................... 32
IX. System Piping .................................................................................... 33
A. General System Piping Precautions ........................................... 33
B. System Design ........................................................................... 33
C. Standard Piping Installation Requirements ................................ 40
D. Piping For Special Situations ...................................................... 41
X. Wiring ................................................................................................ 43
XI. Start-up and Checkout ....................................................................... 47
XII. Operation ........................................................................................... 53
XIII. Service and Maintenance .................................................................. 58
XIV. Troubleshooting ................................................................................. 60
XV. Parts ................................................................................................ 63
Appendix A
Special Requirements For Side-Wall Vented
Appliances In The Commonwealth of Massachusetts .................. 76
Warranty ............................................................................. Back Cover