Tempstar F97CMN Installation, Start-Up, Operating And Service And Maintenance Instructions page 31

F97CMN and G97CMN: Installation, Start-up, Operating and Service and Maintenance Instructions
Do not take combustion air from inside the chimney when using
ventilated combustion air or single pipe vent option.
These furnaces can be vented as either direct vent (two-pipe) or as
ventilated combustion air system. Each type of venting system is
described below. Common venting between these furnaces or other
appliances is prohibited.
Materials
U.S.A.
Combustion air and vent pipe, fittings, primers, and solvents must
conform to American National Standards Institute (ANSI) standards and
American Society for Testing and Materials (ASTM) standards. See
Table 11 for approved materials for use in the U.S.A. This furnace is also
CSA approved for venting with M&G DuraVentRPolyProR or
Centrotherm InnoflueR polypropylene venting systems - straight pipe
and fittings (elbows, reducers, increasers, connectors, adapters) only.
Canada
Special Venting Requirements for Installations in Canada Installation in
Canada must conform to the requirements of CAN/CSA B149 code.
Vent systems must be composed of pipe, fittings, cements, and primers
listed to ULC S636. M&G DuraVentRPolyProR or Centrotherm
InnoflueR polypropylene venting systems are ULC S636 listed.
NOTE: When using polypropylene venting systems, all venting
materials used, including the vent terminations must be from the same
manufacturer.
Fig. 38 – Combustion Air and Vent Pipe Termination for Direct Vent (2-Pipe) System
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Venting Systems
!
CARBON MONOXIDE POISONING HAZARD
Failure to follow the instructions outlined below for each appliance
being placed into operation could result in carbon monoxide poisoning
or death.
For all venting configurations for this appliance and other gas
appliances placed into operation for this structure, provisions for
adequate combustion, ventilation, and dilution air must be provided in
accordance with:
U.S.A. Installations: Current edition of Section 9.3 NFPA 54/ANSI
Z223.1, Air for Combustion and Ventilation and applicable provisions
of the local building codes.
Canadian Installations:
CAN/CSA-B149.1. Venting Systems and Air Supply for Appliances
and all authorities having jurisdiction.
!
RECOMMENDED SUPPORT FOR VENT
TERMINATION
It is recommended that sidewall vent terminations of over 24 inches
(0.6 M) in length or rooftop vent terminations of over 36 inches (1 M)
in length be supported by EITHER the factory accessory vent
termination kit or field-supplied brackets or supports attached to the
structure. A factory accessory vent termination kit may be used for
direct vent terminations. Termination kits are available for 2-in. or 3-in.
pipe. See Table 10 for available options.
12 in. (305mm) min. separation
between bottom of combustion
air and bottom of vent (Typ.)
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WARNING
Current edition of Part
NOTICE
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