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TIP: Insert a small length of duct over the 3¼" x 14" damper assembly and seal the joint using
12
3¼" x 14" DUCTED INSTALLATION ONLY
12 ] Remove 3¼" x 14" vertical or 3¼" x 14" horizontal knockout plate as appropriate for
your ducting method (see F
F
1 A
IGURE
3¼"
14"
X
VERTICAL
KNOCKOUT
PLATE
13 ] Using the screws located on top of the
2), attach the 3¼" x 14"
hood (F
IGURE
Damper Assembly on top OR back of hood
(see F
3 A below) over the knockout
IGURE
opening. When installed, the 3¼" x 14"
damper assembly must open as shown in
F
3 B.
IGURE
F
3 A
IGURE
SCREWS
SCREWS
aluminum foil duct tape to ease connection with the house ductwork.
1 A and 1 B).
IGURES
F
1 B
IGURE
3¼"
14"
X
HORIZONTAL
KNOCKOUT
PLATE
F
IGURE
SCREWS
F
3 B
IGURE
3¼"
14"
X
DAMPER
ASSEMBLY
TOP/BACK
EDGE OF
HOOD
3¼"
10"
X
DAMPER
ASSEMBLY
2
BACK OF
HOOD
DAMPER
FLAP
PIVOT
DAMPER
FLAP
PIVOT
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