Install Instructions

103448-02 - 6/13 5
TABLE OF CONTENTS
I. Product Description, Specications and Dimensional Data...................... 6
II. Unpacking Boiler........................................................................................ 11
III. Pre-Installation and Boiler Mounting ........................................................ 12
IV. Venting...................................................................................................... 19
A. General Guidelines............................................................................... 19
B. CPVC/PVC Venting.............................................................................. 22
C. Polypropylene Venting......................................................................... 31
D. Stainless Steel Venting........................................................................ 37
E. Concentric Polypropylene Venting....................................................... 39
F. Removing the Existing Boiler............................................................... 44
G. Multiple Boiler Installation Venting....................................................... 46
V. Condensate Disposal................................................................................. 50
VI. Water Piping and Trim............................................................................... 52
VII. Gas Piping ............................................................................................... 67
VIII. Electrical ................................................................................................... 71
IX. System Start-up ....................................................................................... 83
X. Operation...................................................................................................... 91
A. Overview............................................................................................... 91
B. Supply Water Temperature Regulation................................................ 92
C. Boiler Protection Features.................................................................... 93
D. Multiple Boiler Control Sequencer........................................................ 94
E. Boiler Sequence of Operation.............................................................. 95
1. Normal Operation........................................................................... 95
2. Using The Display.......................................................................... 96
F. Viewing Boiler Status............................................................................ 97
1. Status Screens.............................................................................. 97
2. Detail Screens............................................................................... 98
3. Multiple Boiler Sequencer Screens................................................ 99
G. Changing Adjustable Parameters........................................................ 100
1. Entering Adjust Mode.................................................................... 100
2. Adjusting Parameters..................................................................... 100
XI. Service and Maintenance ........................................................................ 111
XII. Troubleshooting........................................................................................ 115
XIII. Repair Parts ............................................................................................. 119
Appendix A - Figures................................................................................ 131
Appendix B - Tables.................................................................................. 134