6
106375-01 - 4/16
I. Product Description
7
II. Specifications
7
III. Before Installing
9
IV. Locating The Boiler
10
V. Mounting The Boiler
12
VI. Air For Ventilation
15
VII. Venting
16
A. Vent System Design
16
B. Design Requirements Unique to Horizontal Twin Pipe Venting Systems
22
C. Design Requirements Unique to Vertical Venting Systems
28
D. Design Requirements Unique to Split Vent Systems
36
E. Assembly of CPVC/PVC Vent Systems
43
F. Assembly of DuraVent PolyPro Vent Systems
50
G. Assembly of Selkirk Polyflue Vent Systems
55
H. Assembly of Centrotherm InnoFlue Vent Systems
59
I. Condensate Trap and Drain
62
J. Removing An Existing Boiler From Common Chimney
64
VIII. Gas Piping
65
IX. System Piping
67
A. General System Piping Precaution
67
B. Standard Piping Installation Requirements
68
C. Near Boiler Piping Design
70
D. Piping For Special Situations
81
X. Wiring
82
XI. Start-Up and Checkout
92
XII. Operation
99
XIII. Service and Maintenance
128
XIV. Troubleshooting
135
XV. Repair Parts
141
Appendix A: LP Gas Conversion Instructions
156
Appendix B: Instructions for High Altitude Installation
Above 4,500 ft.
160
Appendix C: K2FTC-155 Combi Instruction Manual
164
Appendix D: Special Requirements For Side-Wall
Vented Appliances In The Commonwealth
of Massachusetts
174
Table of Contents