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1
I NTRODUCTION ................................................................................................................................................ 7
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2
S AFETY .............................................................................................................................................................. 7
2.1
General ............................................................................................................................................. 7
2.2
Training ............................................................................................................................................. 8
2.3
Safety Features ................................................................................................................................ 8
2.4
Safety Labels .................................................................................................................................... 8
2.5
Safety Precautions ........................................................................................................................... 9
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3
I NSTALLATION ................................................................................................................................................ 11
3.1
Receiving and Storage ................................................................................................................... 11
3.2
Compliance with Codes .................................................................................................................. 12
3.3
Setup .............................................................................................................................................. 12
3.4
Electrical Connections .................................................................................................................... 13
3.5
3.6
Gas Piping ...................................................................................................................................... 29
3.7
Boiler Water Piping ......................................................................................................................... 31
3.8
Pre-Start Check List ....................................................................................................................... 37
3.9
Safety Checks ................................................................................................................................. 37
3.10
Initial Adjustments .......................................................................................................................... 39
3.11
Fuel/Air Adjustment ........................................................................................................................ 42
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4
O PERATION ..................................................................................................................................................... 44
4.1
General ........................................................................................................................................... 44
4.2
4.3
Emergency Shut-Off ....................................................................................................................... 46
4.4
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5
M AINTENANCE ............................................................................................................................................... 47
5.1
5.2
Cleaning the Burner ........................................................................................................................ 49
5.3
5.4
5.5
Sequence of Operation ................................................................................................................... 50
5.6
Troubleshooting .............................................................................................................................. 51
5.7
5.8
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6
P ARTS/TECHNICAL SUPPORT ..................................................................................................................... 55
6.1
Wiring Diagrams ............................................................................................................................. 56
6.2
Boiler Parts List ............................................................................................................................... 69
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7
BOILER LIMITED WARRANTY ......................................................................................................... 80
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8
A PPENDIX ........................................................................................................................................................ 81
8.1
8.2
8.3
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3
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MACH
Gas Fired Boiler