GE CV936 Owner's Manual And Installation Instructions page 9

Installation Instructions
ADVANCE PLANNING
Ductwork Plamah_g
• This hood may be vented vertically through upper
cabinets, soffit or ceiling. A duct transition piece is
supplied fin" vertical exhaust. Use locally supplied
elbows to vent horizontally through the rear wall.
See page 13.
• Determine the exact location of the vent hood,
•
Phm
tile route fin" venting exhaust to tile outdoors.
• Use tile shortest and straightest duct route
possible.
For satislhctm T l)eflbrmance, duct _un should not
exceed 1 O0 tL equivalent length tin" any duct
configurations.
• Refer to "Duct Fittings" chart to compute tile maximmn
permissible length fin" duct itlns to tile outdoors.
• Use metal ductwork only:
• A transition piece fin" 7" rotmd duct is supplied. Lrse
7" round duct or you may use 3-1/4" x 12" rectangular.
• Install a wall cap or roof cap with damper at the
exterior opening. Order tile wall or roof cap and
any transition needed in adwmce.
Kit - JXDW1
Order kitJXDW1 if your installation requires horizontal
ducfing fix)m the top of the hood through the back _Jll and:
• You have an S tL ceiling and need to use a JXCH
Series Chimney Cover, or
• You have a 12" cabinet or 12" sottit that the hood is to
be mo/mted beneath.
Tiffs kit provides a duct transition fl'om 7" to/rod to
3V/' x ] 0" rectangular for through-the-wall venting.
Wall Framhlg for Adequate Support
• This vent hood is heavy. Adequate st_ ucmral sui_port
must be provided. Tile hood must be secured to
vertical studs in the wall. See page 14.
• We strongly recommend that the vent hood with
duct cover be on site befl)re final fl'aming and wall
finishing. This will also hel I) to accurately locate the
ductwork and electrical service.
DUCT FITTINGS
Follow these guidelines fin" proper duct sizing in tile
ductino charts.
DUCTING CHART - 30" Models
Equivalent Length in Feet For 7" Round Duct
Z 0 25 50 75 100 125 150
600
500
E
400
200
7" Round%° Elbow= 14ft. 7"RoofCap= 39 ft.
MAXIMUM DUCT LENGTH: 7" dia. duct should not
exceed 100 equivalent feet.
DECORATIVE DUCT COVERS
A decorative duct cover is available. Tile duct cover
conceals tile ductwork _tmning fl'om tile top of tile
hood to tile ceiling or soffit. Tile duct cover will fit
8 tL to 10 tL ceiling heights. See page 12 tot derails.
POWER SUPPLY
IMP(-)RTANT- (Please read careflfll))
WARNING:
FOIl PERSONAl, SAFETY, THIS APPHANCE MUST
BE PROPERI,Y GROUNDED.
Remoxe house fllse or open circuit breaker before
beginning installation.
Do not use an extension cord or adapter plug with
this appliance. Follow National Electrical Code or
prexailing local codes and ordinances.
Electrical supply
Tiffs vent hood must be suI_plied with 120V, 60Hz, and
cmmected to an individual, properly grounded branch
circuit, and protected
by a 15 or 20 amp
circuit breaker
or trine delay filse.
• Wiring must be 2 wire with gro/md.
• If the electrical sui)ply does not meet the above
requirements, call a licensed electrician befln'e
proceeding.
• Route house wiring as close to tile installation
location as possible in the ceiling, sottit or wall.
See page 13 fin" details.
• Connect the wiring to the house wiring in
accordance with local codes.
Grounding instructions
Tile gro/mding conductor must be connected to a
gro/mded metal, pemmnent wiring system, or an
equil)ment-grom_ding terminal
or lead
on tile hood.
WARNING:
The improper connection of
tile equii)ment-grounding conductor can result in a
risk of electric shock. Check with a qualified electrician
or service representative if you are in doubt whether
tile appliance is properly gro/mded.