Venting Methods - KitchenAid Pro Line Series Installation And Use Instructions Manual

Venting methods
This canopy range hood is factory set for
vertica] venting. For rear vent appUicafions, the
Mower must be turned inside the range hood so
that the Mower vents to the rear as indicated.
The Mower is turned by removing two screws
on each side of the Mower, rotating the Mower
with the exhaust opening facing the rear and
then repUacingthe screws.The exhaust cover(s)
must be moved to Nock the unused opening(s).
The Mower must be converted before installing
the range hood.
Vent system needed for installation is not
included. The 30" (76.2 cm), 36" (91.4 cm) and
42" (106.7 cm) modeUshave one exhaust
opening. 3-1/4" x 10" (8.3 cm x 25.4 cm)
rectanguUar, 7" (17.8cm) round, 8" (20.3 cm)
round, 9" (22.9 cm) round, or 10" (25.4 cm)
round vent may be used.The hood exhaust
opening is 3-1/4" x 10" (8.3 cmx 25.4 cm).
The 48" (121.9 cm) modeU has two 3-1/4" x 10"
(8.3 cmx 25.4 cm) exhaust openings. It is
recommended that VentTransifion Kit No.
8284757 be used to transition the two openings
into one 10" (25.4 cm) round vent. (Cannot be
used with Chimney Extension Kit No. 8284754.)
Vent system can terminate either through the
roof or wall.
The vent system ]ength shouM not exceed the
]engths shown in the chart.
Vertical venting
roof cap
3-1/4" x 10" /_
(8.3 cmx 25.4 cm)_ l _--_: _
(roof or vvaH) L_.._.,
Horizontal venting
3=1/4" × 10"
(8,3 cm × 25,4 crn)
horizontal venting
wall cap
Vent size Maximum length
3-1/4" x 10" (8.3 cm x 25.4 cm) 35 fL (10.7 m)
7" (17,8 cm) round 40 ft, (12,2 m)
8" (20.3 cm) round 50 ft. (15.2 m)
9" (22.9 cm) round 60 ft. (18,3 m)
10" (25,4 cm) round 60 ft, (18,3 m)
Calculating the 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.
Vent Piece
45° elbow
90 ° elbow
90 ° flat elbow
transition to round
wa[[ cap
3ol/4" x 10" (8.3 cm x 25.4 cm)
Rectangular
ZO feet
(2.1 m)
5.0 feet
(1.5 m)
12.0 feet
(3.7 m)
5.0 feet
(1.5 m)
0.0 feet
(0.0 m)
7" (17.8cm), 8" (20.3 cm},
9" (22.9 cm}, !0" (25.4 cm)
Round
2.5 feet _'
(0,8 mt ...............
5.0 feet
(1.5 m)
Example for 3ol/4" x 10"
(8.3 cmx 25.4 cm) vent system
3q/4" x 10" wall
(8,3 cr¢_x 25,4 era) cap
Maximum _ength = 35 ft. (10.7 m)
1--90 ° elbow = 5ft, (1.5m)
8 if, (2.4 m) straight = 8 ft. (2.4 m)
1--wallcap = Oft. (Ore)
Length of 3-1/4" x 10"
(8.3 cmx 25.4 cm)
system = 13 ft. (3.9 m)
Note: FJexiMe vent is Not
recommended.
F[exib[e vent creates back pressure
and air turbu[ence that great[y
reduces performance.