Step 1, Advance Planning - GE Monogram ZV850 Installation Instructions Manual

1
Plan the location
Determine the exact location of the vent hood.
S tep
• Use a plumb to check location to be sure
countertop/cooktop location below the hood
Advance will align exactly.
• The hood should project forward 1-1/2"
Planning
beyond the front edge of the cooking appli-
ance. See illustration.
• Observe the recommended 25-1/2" space
between the cooking surface and bottom of
hood.
8-3/4"
Cross
Framing
*7-5/8"
*The framing should be spaced 8-3/4" on the sides and 7-5/8" at
the front from centerline to centerline to accept mounting screws
in the vent support frame.
Ceiling support structure
• At the hood location, install 2 x 4 cross
framing between ceiling joists as shown.
• The 2 x 4 cross framing can be installed
standing or flat, depending on duct run.
See illustration of ductwork, page 7.
6
Top View of Support Framing
16"
Joist
Typical Support Frame Mounting
Installation Preparation
36" Island Vent Hood
Front
13-3/4"
27-1/2"
Approx. 1-1/2"
Beyond Cooking
Surface
Side View
Front of
Hood
Note: The cross framing
must be spaced 8-3/4" on
the side from centerline to
centerline in order to
accept the hood mounting
screws.
Ceiling
Hood
Ducting
Centerline
Hood
Cooktop
Countertop
Cross
Framing
Ceiling
8-3/4"
Side
View
Upper
Support
Frames
Lower