Prepare Hood - Whirlpool RH3730 Series Installation Instructions And Use And Care Manual

3-1/4" x 10" (8.3 x 25.4 cm) vent system
3-1/4" x 10"
(8.3 x 25.4 cm)
elbow
6 ft. ( 1.8 m)
2 ft.
(0.6 m)
Recommended standard fittings
3-1/4" x 10"
(8.3 x 25.4 cm)
90° elbow =
5 ft. (1.5 m)
90° elbow
2 ft. (0.6 m)
Recommended standard fittings
90° elbow =
45° elbow =
5 ft. (1.5 m) 2.5 ft. (0.8 m)
4
wall cap
Maximum length
1 - 90° elbow
8 ft. (2.4 m) straight
1 - wall cap
Length of 3-1/4" x
10" (8.3 x 25.4 cm)
system
3-1/4" x 10" 3-1/4" x 10"
(8.3 x 25.4 cm) (8.3 x 25.4 cm)
flat elbow = wall cap =
12 ft. (3.7 m) 0 ft. (0 m)
7" (17.8 cm) vent system
wall cap
6 ft. (1.8 m)
Maximum length
1 - 90° elbows
1 - wall cap
8 ft. (2.4 m) straight =
Length of 7"
(17.8 cm) system
3-1/4" x 10"
7" (17.8 cm)
(8.3 x 25.4 cm) to
wall cap =
7" (17.8 cm) =
0 ft. (0 m)
4.5 ft. (1.4 m)
= 35 ft. (10.7 m)
= 5 ft. (1.5 m)
= 8 ft. (2.4 m)
= 0 ft. (0 m)
= 13 ft. (3.9 m)
= 50 ft. (15.2 m)
= 5 ft. (1.5 m)
= 0 ft. (0 m)
8 ft. (2.4 m)
= 13 ft. (3.9 m)
3-1/4" x 10"
(8.3 x 25.4 cm)
to 7" (17.8 cm)
90° elbow =
5 ft. (1.5 m)
Now start...
With range hood in kitchen.
Slide cardboard or hardboard under
range before moving range across
floor to prevent damaging floor
covering.
Cover countertop, cooktop or set-in
range with a thick, protective covering
to prevent damaging them.
1.
Disconnect and move
freestanding range from cabinet
opening to provide easier access
to upper cabinet and rear wall. Put
a thick, protective covering over
cooktop, set-in range or
countertop to protect from
damage or dirt.
2.
Determine which venting
method (roof or wall venting or
non-venting) you need to use. This
range hood is shipped for vented
installation.

Prepare hood

location
wood filler strips
(recessed cabinet
bottoms only)
3"
(7.6 cm)
cabinet
bottom
3"
wall
(7.6 cm)
3.
If cabinet has recessed
bottom, add wood filler strips on
each side. Locate screws to attach
filler strips in locations shown.