Makeup Air
Local building codes may require the use of makeup air systems
when using ventilation systems greater than specifi ed CFM of
air movement. The specifi ed CFM varies from locale to locale.
Consult your HVAC professional for specifi c requirements in
your area.
Venting Methods
This range hood is factory set for venting through the roof
or wall.
A 3
1
/
" x 10" (8.3 x 25.4 cm) rectangular vent system is needed
4
for installation (not included). The hood exhaust opening is
3
1
/
" x 10" (8.3 x 25.4 cm). Vent system can terminate either
4
through the roof or wall. To vent out of the top of the range hood
and through a wall, a 90° elbow is needed. See "Install Range
Hood" section for details for installing the damper.
NOTE: Flexible vent is not recommended. Flexible vent
creates back pressure and air turbulence that gently reduce
performance.
Rear discharge
This range hood can be vented directly out the back using the
3
1
/
" x 10" (8.3 cm x 25.4 cm) rectangular damper (supplied)
4
along with a 3
1
/
" x 10" (8.3 cm x 25.4 cm) rectangular vent
4
system (not supplied). See "Install Range Hood" section for
details for installing the damper.
Roof Venting
A
B
A. Roof cap
B. 3
1
/
" x 10" (8.3 x 25.4 cm)
4
rectangular metal vent
Calculating Vent System Length
To calculate the length of the system you need, add the
equivalent feet (meters) for each vent piece used in the system.
3
1
/
" x 10" (8.3 x 25.4 cm) Vent System
4
Vent Piece
1
3
/
" x 10" (8.3 cm x 25.4 cm)
4
90° elbow
1
3
/
" x 10" (8.3 x 25.4 cm)
4
fl at elbow
3
1
/
" x 10" (8.3 x 25.4 cm)
4
wall cap
6
Wall Venting
(top or rear discharge)
B
A
A. Wall cap
B. 3
1
/
" x 10" (8.3 x 25.4 cm)
4
rectangular metal vent
5.0 ft
(1.5 m)
12.0 ft
(3.7 m)
0.0 ft
(0.0 m)
Example vent system
¹⁄₄
3
" x 10"
(8.3 x 25.4 cm)
elbow
6 ft (1.8 m)
2 ft
(0.6 m)
Maximum Recommended Length
1 - 90° elbow
8 ft (2.4 m) straight
1 - wall cap
1
Length of system 3
/
" x 10"
4
(8.3 cm x 25.4 cm)
Electrical Requirements
Observe all governing codes and ordinances.
Ensure that the electrical installation is adequate and in
conformance with National Electrical Code, ANSI/NFPA 70
(latest edition), or CSA Standards C22.1-94, Canadian Electrical
Code, Part 1 and C22.2 No. 0-M91 (latest edition) and all local
codes and ordinances.
If codes permit and a separate ground wire is used, it is
recommended that a qualifi ed electrician determine that the
ground path is adequate.
A copy of the above code standards can be obtained from:
National Fire Protection Association
1 Batterymarch Park
Quincy, MA 02169-7471
CSA International
8501 East Pleasant Valley Road
Cleveland, OH 44131-5575
A 120 V ~, 463 W, 60 Hz, AC only, 3.8 A, fused electrical
■
circuit is required.
If the house has aluminum wiring, follow the procedure
■
below:
Connect the aluminum wiring using special connectors
and/or tools designed and UL listed for joining copper to
aluminum.
Follow the electrical connector manufacturer's
recommended procedure. Aluminum/copper connection
must conform with local codes and industry accepted wiring
practices.
Wire sizes and connections must conform with the rating of
■
the appliance as specifi ed on the model/serial rating plate.
The model/serial plate is located behind the fi lter on the rear
wall of the range hood.
Wire sizes must conform to the requirements of the National
■
Electrical Code, ANSI/NFPA 70 (latest edition), or CSA
Standards C22. 1-94, Canadian Electrical Code, Part 1 and
C22.2 No. 0-M91 (latest edition) and all local codes and
ordinances.
Wall cap
= 35 ft (10.7 m)
= 5.0 ft (1.5 m)
= 8.0 ft (2.4 m)
= 0.0 ft (0.0 m)
= 13.0 ft (3.9 m)