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COMMERCIAL BOILER
MODEL LB-500, 750 and 1000
MEETS OR EXCEEDS ASHRAE/IES 90.1B-1992
Submittal Sheet
Job name ____________________________________
_____________________________________________
Address _____________________________________
_____________________________________________
_____________________________________________
Architect _____________________________________
Engineer _____________________________________
Contractor ___________________________________
Distributor ____________________________________
_____________________________________________
A.O.Smith Representative ______________________
_____________________________________________
Model _____________________ # of Units _________
Input ____________________ Natural Gas
LP
Total Btuh Input_______________________________
Standard Equipment
– Inconel 625 stainless super
alloy burner
–Bronze headers
– ASME pressure relief valve 30#
– LED inlet & outlet thermometers
– 160 psi ASME working pressure
– Authorized factory start-up
– 10 year heat exchanger warranty
ASME
*NOTE: All venting for direct/sealed vent systems must be provided by A. O. Smith or an approved supplier.
Contact your A. O. Smith representative for information.
NY Code
California Code
Illinois School Code
Vent System*
Sequencing Panel
Optional Equipment
IRI Gas Train
CSD-1 Code
Low Water Cutoff
Standard Controls
– Main & redundant gas valves
– Auto reset high limit
– Manual reset high limit
– Hot surface electronic ignition
system
– Low gas pressure switch
– Dia-Scan solid state diagnostic
module
– Low air pressure switch
– Mounted flow switch
– Adjustable high limit
– On/Off switch
– 24 volt control system
– FM Approved Gas Train