Installation:
1.
Unpack the crate ............................................................................................. 7
2.
Position the boiler ............................................................................................ 7
3.
Provide combustion air .................................................................................... 8
4.
Connect venting ............................................................................................... 8
5.
Connect gas piping ........................................................................................ 10
6.
Connect boiler water piping ........................................................................... 10
7.
Connect electrical wiring ................................................................................ 12
8.
Program the controls ..................................................................................... 13
9.
Check for gas and water leaks ...................................................................... 15
10.
Perform startup checks and adjustments ...................................................... 16
Annual Maintenance Checklist ............................................................................ 17
Troubleshooting .................................................................................................... 18
Repair Parts List ................................................................................................... 21
Internal Wiring ....................................................................................................... 27
Appendices:
A – Combustion Air
.................................................................................................. 32
B – Venting
.............................................................................................................. 33
C – Gas Piping
........................................................................................................ 36
D – System Piping
................................................................................................... 37
E – Filling the System and Checking for Leaks
....................................................... 43
F – Adjusting Gas Input Rate
.................................................................................. 44
G – Checking Draft and Combustion
....................................................................... 46
H – IQ Control System
............................................................................................. 47
Warranty .................................................................................................. Back Cover
Boiler Quick-Start
Summary of Contents for ES2
Page 5: ... Figure S 1 Minimum Clearances to Combustibles and Closet Dimensions SPECIFICATIONS continued ...
Page 27: ...27 Internal Wiring Figure IW 1 Wiring Diagram ...
Page 28: ...28 Internal Wiring continued Figure IW 2 Wiring Schematic ...
Page 35: ...35 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 39: ...39 Figure D 0 Piping Schematic Symbols APPENDIX D System Piping continued ...
