Combustion Air & Ventilation - Smith 28HE Series Installation & Operating Instructions Manual

SERIES 28HE STEAM BOILER INSTALLATION AND OPERATION INSTRUCTIONS
Figure 1 -Service Clearances to Adjacent Construction
WARNING: Never install a 28HE boiler on top of
combustible flooring without consulting the
local building authorities for proper installation
guidelines! A minimum clearance of 6 in,
0.15 m must be maintained between the boiler
and combustible construction. Failure to comply
with this warning may result in a fi re causing
extensive property damage, severe personal
injury or death!
4. DO NOT install this boiler in a location that would
subject any of the electrical components to direct
contact with water or excessive moisture during
operation or servicing.
5. DO NOT place this boiler in a location that would
restrict the introduction of combustion air into the
boiler.
WARNING: Never store combustible materials,
gasoline or any product containing fl ammable
vapors or liquids in the vicinity of the boiler.
Failure to comply with this warning can result in
an explosion or fi re causing extensive property
damage, severe personal injury or death!
COMBUSTION AIR & VENTILATION
WARNING: This boiler must be supplied with
combustion and ventilation air in accordance
with Section 5.3, Air for Combustion &
Ventilation, of the latest revision of the National
Fuel Gas Code, ANSI Z223.1/NFPA 54 and all
applicable local building codes. Canadian
installations must comply with CAN/CGA
B149.1 or .2 Installation Code. Failure to provide
adequate combustion air for this boiler can
result in excessive levels of carbon monoxide
which can result in severe personal injury or
death!
To operate properly and safely this boiler requires a
continuous supply of air for combustion. An adequate
supply of air must be available to replace the air used
by the combustion process. NEVER store objects on or
around the boiler.
CAUTION: Never use an exhaust fan in the boiler
room. The boiler room must never be under a
negative pressure or improper burner operation will
occur!
NOTE: Forced make-up air supplied to the boiler
room must be approved by the local authorities.
A minimum of 30 ft
20 ft 3 /100 MBH (Therm), 0.024 m
provided.
3 /GAL, 0.22 m 3 /L for oil or
3 /kW for gas must be
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