Install Instructions

7
Installation:
1. Unpack the crate ............................................................................................. 8
2. Position the boiler ............................................................................................ 9
3. Provide combustion air .................................................................................. 10
4. Connect venting ............................................................................................. 10
5. Connect gas piping ........................................................................................ 11
6. Connect boiler water piping ........................................................................... 12
7. Connect electrical wiring ................................................................................ 14
8. Program the controls ..................................................................................... 15
9. Check for gas and water leaks ...................................................................... 18
10. Perform startup checks and adjustments ...................................................... 19
Annual Maintenance Checklist ............................................................................ 20
Troubleshooting .................................................................................................... 23
Repair Parts List ................................................................................................... 29
Internal Wiring ....................................................................................................... 35
Appendices:
A – Combustion Air.................................................................................................. 39
B – Venting .............................................................................................................. 40
C – Gas Piping ........................................................................................................ 44
D – System Piping ................................................................................................... 45
E – Filling the System and Checking for Leaks ....................................................... 49
F – Adjusting Gas Input Rate .................................................................................. 50
G – Checking Draft and Combustion ....................................................................... 52
H – Operation .......................................................................................................... 53
I – IQ Control System .............................................................................................. 54
BOILER QUICK-START