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Manufacturer of Hydronic Heating Products
P.O. Box 14818 3633 I. Street
Philadelphia, PA 19134
7HO)D[ZZZFURZQERLOHUFRP
BSI Series
Gas-Fired Natural Draft Steam Boilers
INSTALLATION INSTRUCTIONS
These instructions must be affixed on or adjacent to the boiler
WARNING: Improper installation,
adjustment, alteration, service or
maintenance can cause property
damage, injury, or loss of life. For
assistance or additional informa-
tion, consult a qualified installer,
service agency or the gas
supplier. Read these instructions
carefully before installing.
Models:
• BSI069
• BSI103
• BSI138
• BSI172
• BSI207
• BSI241
• BSI276
• BSI310
• BSI345
• BSI379
D ESIGNED TO L EAD
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