Trane S9V2B040U3PSBB Installer's Manual page 37

Non-Direct Vent Termination Clearances
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 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
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 a paved sidewalk or
paved 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.
‡. Permitted 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-CE01D1-1M-EN
Canadian Installations
12 inches (30 cm)
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 meter/regulator assembly
3 feet (91 cm)
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)
6 feet (1.83m)
7 feet (2.13 m)
12 inches (30 cm)
F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n
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)
*
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