Clearance To Combustibles - Carrier 58MXA Product Data

Clearance to combustibles

This forced air furnace is equipped for use with natural gas at altitudes 0 - 10,000 ft (0 - 3,050m), except 140 size
Furnaces are only approved for altitudes 0 - 7,000 ft. (0 - 2,135m).
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 in a manufactured
(mobile) home when stated on rating plate and using factory authorized kit.
This furnace may be installed on combustible flooring in alcove or closet at minimum clearance from combustible
material.
This appliance requires a special venting system. Refer to the installation instructions for parts list and method of
installation. This furnace is for use with schedule-40 PVC, PVC-DWV, or ABS-DWV pipe, and must not be vented in
common with other gas-fired appliances. Construction through which vent/air intake pipes may be installed is maximu m
24 inches (600 mm), minimum 3/4 inches (19 mm) thickness (including roofing materials).
MINIMUM INCHES CLEARANCE
TO COMBUSTIBLE CONSTRUCTION
ALL POSITIONS:
Mimimum front clearance for service 30
*
inches (762mm).
†† 140 size furnaces require 1 inch back
clearance to combustible materials.
DOWNFLOW POSITIONS:
†
For installation on combustible floors only
when installed on special base No.
KGASB0201ALL, Coil Assembly, Part No.
CD5 or CK5, or Coil Casing, Part No.
KCAKC.
HORIZONTAL POSITIONS:
Clearance shown is for air inlet and air
§
outlet end.
Line contact is permissible only between
lines formed by intersections of top and two
sides of furnace jacket, and building joists,
studs, or framing.
120 and 140 size Furnaces require 1 inch
Ø
bottom clearance to combustible materials.
324999-201 TOP REV. B
This furnace is approved for UPFLOW, DOWNFLOW and
HORIZONTAL installations.
Clearance arrows
1"
do not change with
furnace orientation.
††
0"
B
A
A
C
R
R I K
E
R
E
A V
0"
§
0"
† Ø
Clearance in inches
§
0"
S
E
L È
R V
N T
I
R C
E
E
F R
*
T
I
O E
30
N
N
T
A
N
MIN
T
3"
Vent clearance to
combustibles 0".
A97609
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