10
1. Communicaon Interface (Concert
TM
Boiler Control)
2. Main appliance control
3. Control box
4. ON/OFF switch
5. Main gas valve
6. Blower
7. Bluejet
R
burner
8. Ignion electrode
9. Flame observaon port
10. Thermal fuse
11. High gas pressure switch
12. Low gas pressure switch
13. Outlet/Supply water connecon
14. Water ow switch
15. Gas supply line