Dunkirk Helix VLT Vertical Laser Tube, Wall Hung Modulating Condensing Boiler - Manual (Page 4)

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1 - Introduction ............................................................................................................................... 5
2 - Important Safety Information .................................................................................................... 6
3 - Component Listing ..................................................................................................................... 7
4 - Locating Boiler ......................................................................................................................... 11
5 - Hydronic Piping ........................................................................................................................ 13
5.2 Special Conditions ................................................................................................................. 13
5.3 Safety Relief Valve and Air Vent............................................................................................ 13
5.4 Trim Piping ........................................................................................................................... 14
5.5 System Piping....................................................................................................................... 14
6 - Combustion Air And Vent Piping ............................................................................................... 21
6.2 Removal of Existing Boiler From Common Vent System........................................................... 21
6.3 Venting Materials ................................................................................................................. 21
6.4 Vent Pipe Installation ............................................................................................................. 22
6.5 Vent Termination .................................................................................................................. 22
6.6 Venting Configurations ........................................................................................................... 23
6.7 Side Venting Terminal Requirements..........................................................................................28
6.8 Multiple Boiler Venting Installation............................................................................................30
6.9 Condensate Piping ................................................................................................................. 31
7 - Gas Supply Piping .................................................................................................................... 32
8 - Electrical Connections .............................................................................................................. 34
8.3 Line Voltage Connections ....................................................................................................... 34
8.4 External Connections ............................................................................................................. 34
9 - Start Up Procedure ................................................................................................................... 36
9.6 Perform CSD-1 Compliance Test ......................................................................................................40
9.7 Complete Start Up Procedure .................................................................................................. 41
10 - Operating Instructions ........................................................................................................... 42
11 - General Maintenance And Cleaning ........................................................................................ 43
12 - Ratings And Capacities ........................................................................................................... 46
13 - Trouble Shooting .................................................................................................................... 47
14 - Wiring Diagram ...................................................................................................................... 65
15 - Glossary ................................................................................................................................. 68
Appendix A - Control Module ......................................................................................................... 70
1.1 Introduction ......................................................................................................................... 70
1.2 Operation ............................................................................................................................. 70
1.3 Status Indication ................................................................................................................... 70
1.4 Sequence of Operation ........................................................................................................... 71
1.5 User Menu ........................................................................................................................... 73
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