103448-02 - 6/13
5
TABLE OF CONTENTS
I.
Product Description, Specifications 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
