GE PV977NSS - Manual (Page 14)

14
49-80550-2
Top view – ceiling joists run perpendicular to front of hood
Top view – ceiling joists at angle to front of hood
Installation Preparation
CONSTRUCT CEILING SUPPORT (Continued)
16” Joist
spacing
µ 8” Duct
Front
of
hood
Cooktop
outline
Align duct
to center
of cooktop
16” Joist
spacing
8” Duct
Cooktop
outline
Align duct
to center
of cooktop
EXAMPLE B
EXAMPLE C
Front
of hood
µ
Install cross-framing
V\PPHWULFDOO\RYHUGXFW
cooktop centerline
2x4 Cross
framing wood
supports
Install cross-framing
V\PPHWULFDOO\RYHUGXFWFRRNWRS
centerline
µ
µ
2x4 Cross
framing wood
supports