Trane UX2B060AFV3VA Series Installer's Manual page 21

Figure 25
D
E E
V
V
B
L
V
VENT TERMINAL
Clearance above grade, veranda, porch, deck, or
A=
balcony
Clearance to window or door that may be
B=
opened
C= Clearance to permanently closed window
Vertical clearance to ventilated soffit located
above the terminal within a horizontal distance of
D=
2 feet
(61 cm) from the center line of the terminal
E= Clearance to unventilated soffit
F= Clearance to outside corner
G= Clearance to inside corner
Clearance to each side of center line extended
H=
above meter/regulator assembly
I= Clearance to service regulator vent outlet
Clearance to nonmechanical air supply inlet to
J= building or the combustion air inlet to any other
appliance
K= Clearance to a mechanical air supply inlet
Clearance above a paved sidewalk or paved
L=
driveway located on public property
M- Clearance under veranda, porch, deck, or
= balcony
Notes:
1. In accordance with the current CSA B149.1 Natural Gas and Propane Installation Code.
2. In accordance with the current ANSI Z223.1/NFPA 54 National Fuel Gas Code.
†. A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwelling and serves both dwellings.
‡. Pemitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor.
* Clearance in accordance with local installation codes and the requirements of the gas supplier and the manufacturer's Installation Instructions.
18-CD25D1-2
HORIZONTAL VENT CLEARANCES
CORNER DETAIL
C
V
B
V
V
B
F
B
X AIR SUPPLY INLET
Non-Direct Vent Terminal Clearances
6 inches (15 cm) for appliances =/< 10,000 Btuh (3
kw),
12 inches (30 cm) for appliances > 10,000 Btuh (3 kw)
and =/< 100,000 Btuh (30 kw),
36 inches (91 cm) for appliances > 100,000 Btuh (30
kw)
3 feet (91 cm) with a height 15 feet (4.5 m) above the
6 inches (15 cm) for appliances =/< 10,000 Btuh (3
kw),
12 inches (30 cm) for appliances > 10,000 Btuh (3 kw)
and =/< 100,000 Btuh (30 kw),
36 inches (91 cm) for appliances > 100,000 Btuh (30
kw)
INSIDE
G
V
B
V
X
V
J
B
A
AREA WHERE TERMINAL IS NOT PERMITTED
Canadian Installations
12 inches (30 cm)
*
*
*
*
*
meter/regulator assembly
3 feet (91 cm)
6 feet (1.83m)
7 feet (2.13 m) †
12 inches (30 cm) ‡
Installer's Guide
H
I
M
US Installations
12 inches (30 cm)
4 feet (1.2m) below or to the side of
opening;
1 foot (0.3m) above opening.
*
*
*
*
*
*
*
4 feet (1.2 m) below or to side of opening;
1 foot (300 m) above opening
3 feet (91 cm) above if within
10 feet (3m) horizontally
7 feet (2.13 m)
*
X
V
K
21