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Whirlpool WFCT Installation Instructions Manual page 11

90+ multipositional gas furnace
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Sidewall Vent Terminal Clearances—Nondirect Vented Furnaces (Horizontal Venting)
D
E
V
B
V
L
A
Clearance above grade, veranda, porch, deck, or balcony
B
Clearance to window or door that may be opened
C
Clearance to permanently closed window
D
Vertical clearance to ventilated soffit located above the terminal within a
horizontal distance of 24" (61 cm) from the center line of the terminal
E
Clearance to unventilated soffit
F
Clearance to outside corner
G
Clearance to inside corner
H
Clearance to each side of center line extended above meter/regulator
assembly
I
Clearance to service regulator vent outlet
J
Clearance to nonmechanical air supply inlet to building or the combustion
air inlet to any other appliance
K
Clearance to a mechanical air supply inlet
L
Clearance above paved sidewalk or paved driveway located on public
property
M
Clearance under veranda, porch, deck, or balcony
1
In accordance with the current ANSI Z2223.1/NFPA 54, National Fuel Gas Code.
*Clearance in accordance with local installation codes and the requirements of the gas supplier and the manufacturer's installation
instructions.
Inside
Corner Detail
G
V
A
Fixed
Closed
C
B
V
V
V
F
B
B
Operable
H
Operable
B
V
X
V
B
J
A
Fixed
Closed
U.S. Installations
12" (30.5 cm)
48" (121.9 cm) below or to side of opening; 12"
(30.5 cm) above opening
*
*
*
*
*
*
*
48" (121.9 cm) below or to side of opening; 12"
(30.5 cm) above opening
36" (91.4 cm) above if within 10 ft (3 m) horizontally
7 ft (2.1 m)
*
V
Vent Terminal
X
Air Supply Intake
Area Where Terminal Is
Not Permitted
I
M
X
V
K
1
11

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