GE ZV54ISHSS - Manual (Page 11)

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11
Plan the Location of the Hood and Ductwork
• Use a plumb bob to check the location. The
countertop/cooktop below the hood must be centered
with the hood.
• The hood should extend beyond the front and rear
edge of the cooking appliance.
• The duct in the ceiling must be centered over the
cooktop.
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Installation Instructions
Ceiling
Hood
Ducting
Centerline
42" Hood Side View
Align With
Center of
Cooktop
Cooktop
Countertop
31-3/4"
Front
15-7/8"
Align With
Center of
Cooktop
Ceiling
Hood
Ducting
Centerline
54" Hood Side View
Cooktop
Counter
36-1/4"
Front
18-1/8"
Top View – Ceiling Joists Parallel to Front of Hood
12-3/4” (42” Hood)
17” (54” Hood) Install
Cross-Framing
Symmetrically About
Duct/Cooktop Centerline
16” Joist
Spacing
8 5/8”
µ'XFW
Front
of
Hood
2x4 Cross
Framing
Cooktop
Outline
Align duct
to center of
Cooktop
Ceiling Support Structure
• At the hood location, install 2 x 4 cross framing
between ceiling joists as shown. (2x4’s are required to
support the weight of the hood.)
• Arrange cross framing in the ceiling to suit the exist-
ing structure.
• Your ceiling joists will be like one of the following
examples.
EXAMPLE A