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SECTION I - GENERAL INFORMATION
Dimensional Information ...............................................................................................................................................8
Ratings/Data ..................................................................................................................................................................9
Locating the Unit . ........................................................................................................................................................10
Air Supply/Venting .......................................................................................................................................................11
SECTION II - CAST IRON BLOCK ASSEMBLY
Assembly of Sections, Manual Draw-up .....................................................................................................................13
Assembly of Sections, Hydraulic Draw-up ................................................................................................................. 16
Hydrostatic Test ...........................................................................................................................................................18
SECTION III - INSTALLATION INSTRUCTIONS
Knockdown
Canopy .........................................................................................................................................................................19
Flue Cover Plates .........................................................................................................................................................22
Rear Observation Port Cover ........................................................................................................................................23
Inspect All Boiler Seals ................................................................................................................................................ 23
Jacket Assembly ..........................................................................................................................................................23
Burner Mounting Plate / Burner Adapter Plate ...........................................................................................................25
Steam Trim ..................................................................................................................................................................26
Water Trim . ..................................................................................................................................................................30
Burner Installation ....................................................................................................................................................... 32
Common Installation Requirements
Boiler Piping - Heating Applications ..........................................................................................................................32
Boiler Piping - Domestic Hot Water (DHW) Applications ..........................................................................................33
Tankless Heater Piping ................................................................................................................................................41
Electric Wiring .............................................................................................................................................................. 43
Return Temperature Control (RTC) and Components ..................................................................................................43
SECTION IV - OPERATING INSTRUCTIONS
Filling System ............................................................................................................................................................... 47
Adjusting Controls .......................................................................................................................................................47
Adjusting Burner .........................................................................................................................................................48
Return Temperature Control; Initial Set-Up and Operation .........................................................................................48
Diverting Valve Actuator ..............................................................................................................................................50
Boiler Operating Aquastat ............................................................................................................................................50
Boiler High Limit Aquastat .......................................................................................................................................... 50
Boiler Modulating Control ...........................................................................................................................................50
Test Controls ................................................................................................................................................................ 50
Initial Cleaning, Steam Boilers ....................................................................................................................................51
Initial Cleaning, Water Boilers ....................................................................................................................................52
Frequent Water Addition ..............................................................................................................................................53
Oxygen Corrosion ........................................................................................................................................................53
SECTION V - SERVICE INSTRUCTIONS
Cleaning Boiler Heating Surfaces ...............................................................................................................................54
Maintenance of Low Water Cutoff Devices ................................................................................................................55
Checking Burner & Controls ........................................................................................................................................56
Lubrication ...................................................................................................................................................................56
General Maintenance Considerations ...........................................................................................................................56
Attention to Boiler While Not in Operation ................................................................................................................. 56
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