Use And Care Manual

14
D
V
V
E
FIXED
CLOSED
O
P
ERAB
LE
O
PERABLE
FIXED
CLOSED
v
v
B
L
F
C
B
v
v
v
X
B
B
B
A
J
B
I
H
X
v
M
K
v
G
A
V= Vent Terminal X= Air Supply Inlet Αrea Where Terminal Is Not Permitted
US Installations
1
A - Clearance above grade, veranda, porch,
deck or balcony
12 in. (30 cm)
B - Clearance to window or door that may be
opened
4 ft. (1.2 m) below or to side of opening; 1 ft (300 m) above
opening
C - Clearance to permanently closed window *
D -
-
ed above the terminal within a horizontal
distance of 2 feet (61 cm) from the center
line of the terminal
*
E -
*
F - Clearance to outside corner *
G - Clearance to inside corner *
H - Clearance to each side of centerline extend-
ed 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
4 ft. (1.2 m) below or to side of opening; 1 ft (30 cm) above
opening
K - Clearance to a mechanical air supply inlet 3 ft. (91 cm) above if within 10 ft. (3 m) horizontally
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 Z223.1/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"
Installing the water heater