Aerco Esteem 399, Installation And Maintenance Instructions Manual

Page: 58 / 136

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12.9 - Single pipe
vent (not sealed
combustion)
For heaters for connection to gas vents
or chimneys, vent installations shall be in
accordance with “Venting of Equipment,”
of the National Fuel Gas Code, ANSI
Z223.1/NFPA 54, or “Venting
Systems and Air Supply for Appliances,”
of the Natural Gas and Propane
Installation Code, CAN/CSA B149.1, or
applicable provisions of the local building
codes.
WARNING!!!
When utilizing
the single pipe vent method,
provisions for combustion
and ventilation air must be
in accordance with Air for
Combustion and Ventilation, of
the latest edition of the National
Fuel Gas Code, ANSI Z223.1,
in Canada, the latest edition of
CGA Standard B149 Installation
Code for Gas Burning Appliances
and Equipment, or applicable
provisions of the local building
codes (see section 5.1).
Failure to follow this warning
could result in excessive levels of
carbon monoxide, wich can cause
sever personal injury or death!
Commercial applications utilizing this
heater may be installed with a single
pipe carrying the flue products to the
outside while using combustion air from
the equipment room. In this case the
following conditions and considerations
must be followed.
NOTICE! There will be a noticeable
increase in the noise level during
normal operation from the inlet air
opening.
NOTICE! Vent system and terminations
must comply with the venting
instructions set forth in Sections
12.6, 12.7 and 12.8.
WARNING!!!
Use only
the materials, vent systems, and
terminations listed in Figures
12-7 and 12-8 . DO NOT mix vent
systems of different types or
manufacturers, unless listed in this
manual. Failure to comply could
result in severe personal injury,
death, or substantial property
damage.
WARNING!!!
Fire danger
due to flammable materials or
liquids. Do not store flammable
materials and liquids in the
immediate vicinity of the heater.
WARNING!!!
Heater
must be clear and free from
combustible materials, gasoline
and other flammable vapors and
liquids, and corrosive liquids and
vapors. Never use chlorine and
hydrocarbon containing chemicals
(such as spray chemicals, solution
and cleaning agents, paints,
glues etc.) in the vicinity of the
heater. Do not store and use
these chemicals in the heater
room. Avoid excessive dust
formation and build-up. Failure
to comply could result in fire,
severe personal injury, death, or
substantial property damage.
WARNING!!!
Where exhaust
fans, clothes dryers, and kitchen
ventilation systems interfere
with the operation of appliances,
makeup air shall be provided.
Failure to follow this warning could
result in excessive levels of carbon
monoxide, which can cause severe
personal injury or death!
NOTICE! For installation in Canada, vent
pipe system must be certified to ULC-S636
(see Table 12-7).
NOTICE! All vent pipes connections
must be secured following manufacturer
instruction, properly supported, and the
exhaust must be pitched a minimum of
a 1/4 inch per foot back to the heater (to
allow drainage of condensate).
NOTICE!
Vent pipe system shall
be installed in a way to prevent
accumulation of condensate.
12 - INSTALLATION - CATEGORY IV: Vent and combustion air