Vermont Castings 33CFDVNI, Инструкция по установке и эксплуатации

Страница: 15 / 68

CFDV Series Gas Fireplace
20306739
15
VENTING INSTALLATION
ASSEMBLING VENT PIPE
Only venting components manufactured or approved by
Vermont Castings Group may be used in Direct Vent sys-
tems.
USA Installations
The venting system must conform to local codes and/or
the current National Fuel Code ANSI Z223.1/NFPA 54.
Canadian Installations
The venting system must be installed in accordance with
the current CSA-B149.1 installation code.
Figure 19 –
Termination Clearances
TERMINATION CLEARANCES
Termination clearances for buildings with combustible and non-combustible exteriors.
Outside Corner
Inside Corner
G =
Combustible
6" (152 mm)
Noncombustible
2" (51 mm)
F =
Combustible
6" (152 mm)
Noncombustible
2" (51 mm)
G
Balcony -
with no side wall
M =
Combustible &
Noncombustible
12" (305 mm)
M
Balcony -
with perpendicular side wall
M = 12" (305 mm)
P = 6” (152 mm)
M
F
Alcove Applications*
C
D
C
E
V
V
Combustible &
Noncombustible
E
= Min. 2” (51 mm) for
non-vinyl sidewalls
Min. 12” (305 mm) for
vinyl sidewalls
O
= 8’ (2.4 m) Min.
O
P
V
V
V
584-15
D
Min.
= Number of Termination caps x 3
C
Max.
= (2 / Number termination caps) x D
Actual
*NOTE: Termination in an alcove space (spaces open only on one side
and with an overhang) is permitted with the dimensions specified for
vinyl or non-vinyl siding and soffits. 1. There must be a 3' (914 mm) min -
imum between termination caps. 2. All mechanical air intakes within 10'
(1 m) of a termination cap must be a minimum of 3' (914 mm) below the
termination cap. 3. All gravity air intakes within 3' (914 mm) of a termina -
tion cap must be a minimum of 1' (305 mm) below the termination cap.
No. of
Caps D
min
. C
max
.
1 3' (914 mm) 2 x D
actual
2 6' (1.8 m) 1 x D
actual
3 9' (2.7 m) 2/3 x D
actual
4 12' (3.7 m) 1/2 x D
actual