Rinnai V94i Manuel D'installation Et D'utilisation page 7

Terminal Clearances
For indoor models, you must install a vent termination to bring in combustion air and expel exhaust.
Ref Description
Clearance above grade, veranda, porch, deck, or
A
balcony
B Clearance to window or door that may be opened
C Clearance to permanently closed window
Vertical clearance to ventilated soffit, located
D 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
Clearance to each side of center line extended
H
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
L Clearance above paved sidewalk or paved
M Clearance under veranda, porch, deck, or balcony
[1] A vent shall not terminate directly above a sidewalk or paved driveway
that is located between two single family dwellings and serves both
dwellings.
[2] Permitted only if veranda, porch, deck, or balcony is fully open on a
minimum of two sides beneath the floor.
TERMINATION
Clearance in
Ref. A also
applies to
anticipated
snow line
SNOW
Direct Vent (Indoor Unit)
Canadian Installations (CSA
B149.1)
12 inches (30 cm)
36 inches (91 cm)
*
*
*
*
*
*
Above a regulator within 3 ft
(91cm) horizontally of the
vertical center line of the
regulator vent outlet to a
maximum vertical distance of 15
ft (4.5 m)
36 inches (91 cm)
6 ft (1.83 m)
7 ft (2.13 m) [1]
12 inches (30 cm) [2]
Value Series Manual
AIR SUPPLY INLET
V
VENT TERMINAL
AREA WHERE TERMINAL IS NOT PERMITTTED
US Installations Canadian Installations
(ANSI Z223.1 / NFPA 54)
12 inches (30 cm) 12 inches (30 cm)
6 in (15 cm) for appliances ≤
10,000 Btuh (3 kW), 12 in (30
12 inches (30 cm) cm) for appliances > 10,000 Btuh
(3 kW) and ≤ 100,000 Btuh (30
kW), 36 in (91 cm) for appliances
*
*
*
*
*
*
Above a regulator within 3 ft
(91cm) horizontally of the
vertical center line of the
*
regulator vent outlet to a
maximum vertical distance of 15
6 in (15 cm) for appliances ≤
10,000 Btuh (3 kW), 12 in (30
12 inches (30 cm) cm) for appliances > 10,000 Btuh
(3 kW) and ≤ 100,000 Btuh (30
kW), 36 in (91 cm) for appliances
3 ft (91 cm) above if
within 10 ft (3 m)
horizontally
*
* 12 inches (30 cm) [2]

For clearances not specified in ANSI Z223.1/NFPA 54, clearances are in
accordance with local installation codes and the requirements of the gas
supplier.
Clearance to opposite wall is 24 inches (60 cm).
Other than direct vent (Outdoor unit)
US Installations
(CSA B149.1) (ANSI Z223.1 / NFPA 54)
12 inches (30 cm)
4 ft (1.2 m) below or to side
of opening; 1 ft (300 mm)
above opening
*
*
*
*
*
*
ft (4.5 m)
4 ft (1.2 m) below or to side
of opening; 1 ft (300 mm)
above opening
3 ft (91 cm) above if within
6 ft (1.83 m)
10 ft (3 m) horizontally
7 ft (2.13 m) [1] 7 ft (2.13 m)
*
*
*
*
*
*
*
*
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