Table Of Contents - Beckett CG25 Manual

Table of Contents
Please...read this page first
Hazard Definitions ............................................................................................................................................................. 3
To the Owner ..................................................................................................................................................................... 3
To the Installer ................................................................................................................................................................... 3
Warranty 3
Pre-instatlation checklist ......................................................................................................................................................... 4
Indoor Installation .............................................................................................................................................................. 4
Combustion air supply ....................................................................................................................................................... 4
Clearances ........................................................................................................................................................................ 4
Fuel gas supply ................................................................................................................................................................. 4
Flue vent system ............................................................................................................................................................... 5
Electrical supply ................................................................................................................................................................. 5
Figure 1 - Burner nameplate ............................................................................................................................................. 5
Verify burner components .................................................................................................................................................. 5
Verify firing input range ...................................................................................................................................................... 5
Figure 2 - Minimum combustion chamber dimensions ..................................................................................................... 5
Verify burner air tube assembly ......................................................................................................................................... 6
Figure 3 - Maximum capacity vs furnace pressure, Step spud ......................................................................................... 6
Figure 4 - Maximum capacity vs furnace pressure, Swirler head ..................................................................................... 6
Figure 5 - Burner dimensions ........................................................................................................................................... 7
Mount the burner .................................................................................................................................................................... 7
Figure 6 - Custom mounting plate .................................................................................................................................... 8
Connect gas piping ................................................................................................................................................................. 8
Figure 7 - Typical gas piping layout .................................................................................................................................. 8
Table 1 - Gas supply piping capacity ................................................................................................................................ 9
Gas trains 9
Figure 8 - UL gas train configuration ................................................................................................................................ 9
Wire the burner ..................................................................................................................................................................... 10
Figure 9- Typical burner wiring ...................................................................................................................................... 10
Sequence of operation .......................................................................................................................................................... 11
Prepare the burner for start-up ............................................................................................................................................. 11
Start-up checklist ............................................................................................................................................................. 11
General ........................................................................................................................................................................ 11
Gas supply piping ............................................................................................................................................................ 11
Electrical 11
Boiler or appliance ........................................................................................................................................................... 12
Burner ........................................................................................................................................................................ 12
Figure 10 - CG10 Component familiarization ................................................................................................................. 12
Test instruments .............................................................................................................................................................. 12
Start the Burner .................................................................................................................................................................... 13
Burner start procedure ..................................................................................................................................................... 14
Figure 11 - Shutter and band location ............................................................................................................................. 14
Table 2 - Initial burner settings ......................................................................................................................................... 15
Verify input firing rate ....................................................................................................................................................... 15
Figure 12 - Manifold to furnace pressure drop vs rate, Stepped spud ............................................................................ 15
Figure 13 - Manifold to furnace pressure drop vs rate, Swirl vane head ........................................................................ 16
Check operation and safety controls ............................................................................................................................... 17
Use test instruments to set combustion ........................................................................................................................... 18
Recommended combustion test sequence ..................................................................................................................... 18
Maintenance and Service
Annual maintenance ........................................................................................................................................................ 19
Figure 14A- Gas Gun assembly .................................................................................................................................... 20
Figure 14B - Gas Gun assembly ................................................................................................................................... 20
Figure 15 - Gas Gun assembly installation ..................................................................................................................... 21
For the operator .................................................................................................................................................................... 22
Table 3 - Periodic inspection checklist ............................................................................................................................ 22
Replacement Parts
Burner exploded view ...................................................................................................................................................... 23
Burner Configurations ........................................................................................................................................................... 24
Low Rate Burner Configuration; 300 to 800 MBH Applications ....................................................................................... 24
High Rate Burner Configuration; 600 to 1200 MBH Applications .................................................................................... 24
Burner Configuration Table .............................................................................................................................................. 25
2 6104 BCGSO R08