Rear discharge
This range hood can be vented directly out the back using the
3
/
" x 10" (8�3 cm x 25�4 cm) rectangular damper (supplied)
1
4
along with a 3
/
" x 10" (8�3 cm x 25�4 cm) rectangular vent
1
4
system (not supplied)� See the "Install Range Hood" section for
details for installing the damper�
Roof Venting
A
B
A. Roof cap
B. 3
/
" x 10" (8.3 x 25.4 cm)
1
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
/
" x 10" (8.3 x 25.4 cm) Vent System
1
4
Vent Piece
3
/
" x 10" (8�3 cm x 25�4 cm)
1
4
90° elbow
3
/
" x 10" (8�3 x 25�4 cm)
1
4
flat elbow
3
/
" x 10" (8�3 x 25�4 cm)
1
4
wall cap
Wall Venting
(top or rear discharge)
B
A
A. Wall cap
B. 3
/
" x 10" (8.3 x 25.4 cm)
1
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
3
¹⁄₄
" 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
Length of 3
/
" x 10" (8�3 cm x 25�4 cm)
1
4
system
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 qualified electrician determine that the
ground path is adequate�
A copy of the above code standards can be obtained from:
National Fire Protection Association
One Batterymarch Park
Quincy, MA 02269
CSA International
8501 East Pleasant Valley Road
Cleveland, OH 44131-5575
A 120 volt, 60 Hz�, AC only, 15-amp, 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 specified on the model/serial rating plate�
The model/serial plate is located behind the filter on the rea
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)
7