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d. A motorized damper or louvers shall be
interlocked so the burner() cannot operate
unless the damper or louver is in the fully
open position.
5. Mechanical Combustion Air Supply
a. When combustion air is supplied by
mechanical means, an airflow sensing device
shall be installed and wired into the safety
limit circuit of the primary safety control to
shut off the gas in the even a an air supply
failure.
6. Appliance Venting
a. This boiler, which is a Category IV listed
appliance requiring the use of special venting
systems as previously described.
NOTICE
NOTICE
Please note that the information provided in
this manual relative to the Canadian Standard is
not meant to be all-inclusive. Reading the entire
Standard is strongly suggested. The final approval
of all system designs must be acceptable to the
authority having jurisdiction.
i. Venting for Category IV appliances shall be as
specified or furnished by the manufacturer
of the listed appliance. This boiler is a
Category IV appliance requiring the use of
special vent that is certified.
ii. A special venting system shall be installed in
accordance with the terms of its listing and
the vent manufacturers certified installation
manual.
iii. A flue gas vent or a vent connector shall
not be installed in either a duct or a shaft
used for return air, hot air, ventilating air, or
combustion air.
iv. An appliance that operates at a positive vent
pressure shall not be connected to a venting
system serving any other appliance. This
boiler operates at a positive vent pressure.
v. A factory-built chimney used for venting an
appliance shall be certified.
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Thermal Solutions, 1175 Manheim Pike, Lancaster, PA 17601 Website: www.thermalsolutions.com
Phone: 717-239-7642 Fax: 877-501-5212 Email: sales@thermalsolutions.com
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