Clearances To Combustibles - Carrier 58DXT Operating Instructions Manual

downflow installations, the manufacturer's accessory floor base
must be used when installed on combustible materials and wood
flooring. Special base is not required when this furnace is installed
on manufacturer's Coil Assembly Part No. CD5 or CK5, or when
Coil Box Part No. KCAKC is used. This furnace is for installation
in alcoves, attics, crawlspaces, basements, closets, or utility rooms.
The design of this furnace line is not A.G.A./C.G.A. certified for
installation in mobile homes, recreation vehicles, or outdoors.
→
Before installing the furnace in the United States, refer to the
current edition of the NFGC and the NFPA 90B. For copies of the
NFGC and NFPA 90B, contact National Fire Protection Associa-
tion Inc., Batterymarch Park, Quincy, MA 02269; or American
Gas Association, 1515 Wilson Boulevard, Arlington, VA 22209.
→
Before installing the furnace in Canada, refer to the current edition
of the NSCNGPIC. Contact Standard Sales, CSA International,
178 Rexdale Boulevard, Etobicoke (Toronto) Ontario, Canada
M9W 1R3.
The duct system should be designed and sized according to
accepted national standards published by: Air Conditioning Con-
tractors Association (ACCA), Sheet Metal and Air Conditioning
Contractors National Association (SMACNA). Or consult the
Residential Systems Design Guidelines reference tables available
from your local distributor. The duct system should be sized to
handle the maximum CFM capabilities of the equipment at the
optimum design static pressure.
This unit is certified for downflow installation only. See Installation Manual for
important installation instructions.
MINIMUM INCHES CLEARANCE TO COMBUSTIBLE CONSTRUCTION
This forced air furnace is equipped for
use with natural gas at altitudes 0 -
10,000 ft
(0-3,050m).
An accessory kit, supplied by the
manufacturer, shall be used to convert to
propane gas use or may be required for
some natural gas applications.
This furnace is for indoor installation in
a building constructed on site.
This furnace may be installed on
combustible flooring in alcove or closet at
minimum clearance from combustible
material.
This furnace may be used with a Type
B-1 Vent and may be vented in common
with other gas-fired appliances.
†
For installation on non-combustible
floors only. For installation on
combustible flooring only when
installed on special base, Part No.
KGASB0201ALL, Coil Assembly,
Part No. CD5 or CK5, or Coil
Casing, Part No. KCAKC.
For furnaces wider than 14.25
#
inches (362mm) may be 0 inches.
Ø
18 inches front clearance required
for alcove.
## For single wall vent type 6 inches.
→ Fig. 2—Clearances to Combustibles
INSTALLATION
This furnace is approved for DOWNFLOW installations only.
1"
0"
B
A
C K
F R
1" #
Clearance in inches.
Vent Clearance to combustibles:
For Single Wall vents 6 inches (6 po).
For Type B-1 vent type 1 inch (1 po).
Application of this furnace should be indoors with special
attention given to vent sizing and material, gas input rate, air
temperature rise, and unit sizing. Improper installation or
misapplication of the furnace can require excessive servicing
or cause premature component failure.
Installation must conform to regulations of serving gas supplier
and local building, heating, and plumbing codes in effect in the
area in which installation is made, or in absence of local codes with
requirements of the NFGC.
To aid in installation, troubleshooting, and service, a status code
label is located on blower component door. This label explains
how to use the LED status indicated on furnace control which is
viewed through the sight glass on door.
Improper installation, adjustment, alteration, service, mainte-
nance, or use can cause carbon monoxide poisoning, explo-
sion, fire, electrical shock, or other conditions which may
cause personal injury, loss of life, or property damage.
Consult a qualified installer, service agency, local gas sup-
plier, or your distributor or branch for information or assis-
tance. The qualified installer or agency must use only
factory-authorized and listed kits or accessories when modi-
fying this product. A failure to follow this warning could
result in electrical shock, fire, personal injury, or death.
For high-altitude installation, the high-altitude conversion kit must
be installed at or above 5500 ft above sea level.
3
#
1"
S E
R V
I
C
E
30"
O N
T
MIN
##
Ø
A97620