Dunkirk EXCELSIOR Series Installation, Operation & Maintenance Manual page 4

1 - Introduction .............................................................................................................. 5
2 - Safety Information ..................................................................................................... 6
3 - Before You Start ........................................................................................................ 7
4 - Ratings & Capacities .................................................................................................. 8
5 - Locating The Boiler .................................................................................................... 9
6 - Installation Requirements ......................................................................................... 10
7 - Fresh Air For Combustion .......................................................................................... 11
8 - Boiler Assembly ....................................................................................................... 13
9 - Boiler System Piping ................................................................................................ 18
10 - Hydronic Piping ..................................................................................................... 19
11 - Fuel Supply Piping ................................................................................................. 32
12 - Antifreeze In The System ....................................................................................... 33
13 - Electrical Connections ............................................................................................. 34
14 - Chimney And Venting Connections ........................................................................... 35
15 - Filling Boiler .......................................................................................................... 38
16 - Operating The Boiler - System Start-Up ................................................................... 39
17 - Oil Burner, Nozzle, & Air Settings ............................................................................. 46
18 - Maintenance ......................................................................................................... 52
19 - Oil Boiler/Burner Cleaning Instructions .................................................................... 54
20 - Troubleshooting ..................................................................................................... 56
21 - Equipment And Accessories .................................................................................... 58
Parts List ..................................................................................................................... 62
Warranty ..................................................................................................................... 68
Check Out Certificate .................................................................................................... 70