Form
I-A C (2-17),
Page
11
Exhaust
(Vent)
Terminal
24.00”
(610mm)
minimum
24 ft (7.3m)
maximum
4 ft (1.2m)
minimum
Fan to 6”dia (152 mm)
flue adapter (supplied)
FRONT VIEW
Fan to 6”dia (152 mm)
flue adapter (supplied)
I/D fan
SIDE VIEW
6” - 12”
(152 - 305mm)
minimum
Exhaust
(Vent)
Terminal
rotated 90°
36”
(914mm)
30ft maximum equivalent
Fan to 6”dia (152 mm)
flue adapter (supplied)
NOTE:
Before fitting a horizontal flue, it will be necessary to rotate the I/D fan 90° on its mounting
bracket to enable the flue to be routed to the rear of the air curtain as shown in
FIGURE 7A
.
Structure
Minimum Clearances for Vent Terminal Location
(all directions unless specified)
Forced air inlet within 10 ft (3.1M)*
3 ft (0.9M) above
Combustion air inlet of another appliance 6 ft (1.8M)
Door, window, or gravity air inlet (any
building opening)
4 ft (1.2M) horizontally
4 ft (1.2M) below
1 ft (305mm) above
Electric meter, gas meter ** and relief equipment
U.S. - 4 ft (1.2M) horizontally; Canada - 6 ft (1.8M)
Gas regulator **
U.S. - 3 ft (0.9M); Canada - 6 ft (1.8M) horizontally
Adjoining building or parapet
6 ft (1.8M)
Adjacent public walkways
7 ft (2.1M) above
Grade (ground level)
3 ft (.9M) above***
*
Does not apply to the inlet of a direct vent appliance. **Do not terminate the vent directly above a
gas meter or service regulator. *** Consider local snow depth conditions. The vent must be at least 6”
(152mm) higher than anticipated snow depth.
FIGURE 6
-
Typical
Vertical Flue
Arrangement
FIGURE 7A
Typical Horizontal
Flue Arrangement
REAR EXIT
Clearances to
Horizontal Vent
Содержание AB 175
Страница 21: ...Form I A C 2 17 Page 21 NOTES...
