49-80520-7 9ADVANCE PLANNINGDuct Install Planning• This hood may be vented vertically through upper cabinets,soffit or ceiling. A duct transition piece is supplied for verticalH[KDXVW8VHORFDOO\VXSSOLHGHOERZVWRYHQWKRUL]RQWDOO\through the rear wall.• Use metal ductwork only. 'HWHUPLQHWKHH[DFWORFDWLRQRIWKHYHQWKRRG 3ODQWKHURXWHIRUYHQWLQJH[KDXVWWRWKHRXWGRRUV7RPD[LPL]HWKHYHQWLODWLRQSHUIRUPDQFHRIWKHYHQWV\VWHP1. Minimize the duct run length and number of transitionsand elbows.2. Maintain a constant duct size.3. Seal all joints with duct tape to prevent any leaks. 'RQRWXVHDQ\W\SHRIIOH[LEOHGXFWLQJ• Use the shortest and straightest duct route possible. ,QVWDOODZDOOFDSRUURRIFDSZLWKGDPSHUDWWKHH[WHULRUopening. Order the wall or roof cap and any transitionneeded in advance.• When applicable, install any makeup (replacement) airsystem in accordance with local building code requirements.Visit GEAppliances.com for available makeup air solutions.Wall Framing for Adequate Support• This vent hood is heavy. Adequate structural support mustbe provided. The hood must be secured to vertical studs inthe wall. See page 14.• We strongly recommend that the vent hood with duct coverbe on site before final framing and wall finishing. This willalso help to accurately locate the ductwork and electricalservice.POWER SUPPLYIMPORTANT - (Please read carefully)WARNING:FOR PERSONAL SAFETY, THIS APPLIANCE MUST BE PROPERLYGROUNDED.Remove house fuse or open circuit breaker before beginninginstallation.'RQRWXVHDQH[WHQVLRQFRUGRUDGDSWHUSOXJZLWKWKLVappliance. Follow National electrical codes or prevailing localcodes and ordinances.Electrical supplyThis vent hood must be supplied with 120V, 60 Hz, andconnected to an individual, properly grounded branch circuit,and protected by a 15 or 20 amp circuit breaker or time delayfuse.• Wiring must be 2 wire with ground.• If the electrical supply does not meet the aboverequirements, call a licensed electrician before proceeding.• Route house wiring as close to the installation location aspossible in the ceiling, soffit or wall. See page 13 for details.• Connect the wiring to the house wiring in accordance withlocal codes.Grounding instructionsThe grounding conductor must be connected to a groundmetal, permanent wiring system, or an equipment-groundingterminal or lead on the hood.WARNING: The improper connection of theequipment-grounding conductor can result in a risk of electric shock.Check with a qualified electrician or service representative if you arein doubt whether the appliance is properly grounded..DECORATIVE DUCT COVERSA decorative duct cover is available to fit both model widths.The duct cover conceals the ductwork running from the top ofthe hood to the ceiling or soffit. The duct cover will fit 8 ft. to 10ft. ceiling heights. See page 12 for details.Installation Instructions