Rinnai RUCS65i Manuel D'installation Et D'utilisation page 8

Other Than Direct Vent Terminal Clearances (Outdoor Units)
Ref
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
Vertical clearance to ventilated soffit, located above the terminal within a
D
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 above meter/regulator
H
assembly
I Clearance to service regulator vent outlet
Clearance to non-mechanical air supply inlet to building or the combustion
J
air inlet to any other appliance
K Clearance to a mechanical air supply inlet
Clearance above paved sidewalk or paved driveway located on public
L
property
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.
8
TERMINATION
Clearance in
Ref. A also
applies to
anticipated
snow line
SNOW
Description
Canadian Installations
(CSA B149.1)
12 inches (30 cm)
6 in (15 cm) for appliances ≤ 10,000 Btuh (3
kW), 12 in (30 cm) for appliances > 10,000
Btuh (3 kW) and ≤ 100,000 Btuh (30 kW), 36 in
(91 cm) for appliances >100,000 Btuh (30 kW)
*
*
*
*
*
*
Above a regulator within 3 ft (91 cm)
horizontally of the vertical center line of the
regulator vent outlet to a maximum vertical
distance of 15 ft (4.5 m)
6 in (15 cm) for appliances ≤ 10,000 Btuh (3
kW), 12 in (30 cm) for appliances > 10,000
Btuh (3 kW) and ≤ 100,000 Btuh (30 kW), 36 in
(91 cm) for appliances >100,000 Btuh (30 kW)
6 feet (1.83 m)
7 feet (2.13 m) 
12 inches (30 cm) 

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).
KCM Series Manual
X
AIR SUPPLY INLET
V
VENT TERMINAL
AREA WHERE TERMINAL
IS NOT PERMITTTED
US Installations
(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
*
*
*
*
*
*
*
4 ft (1.2 m) below or to side of opening;
1 ft (300 mm) above opening
3 feet (91 cm) above if within 10 feet
(3 m) horizontally
*
*