GE JVB37HBB Owner's Manual & Installation Instructions

Also see for JVB37: Owner's Manual & Installation Instructions Owner's Manual & Installation Instructions Owner's manual and installation instructions Owner's manual and installation instructions Owner's Manual & Installation Instructions

Contents

Installation Instructions8ADVANCE PLANNINGDUCTWORKPrepare ductwork to vent to the outdoors.• Use the shortest and straightest duct runpossible.The maximum permissible length for ductrun is 150 feet.Refer to Duct Fittings chart to calculateequivalent length for various ductconfigurations.• The downdraft blower system is designedto use 3 1⁄4″ x 10″ ductwork. It can betransitioned to 6″ round.• Ductwork MUST be vented to the outside—never into a crawl space, attic or otherenclosed space.• Determine the need for a wall cap or roofcap. Purchase the cap in advance fromyour home building center or plumbingsupply.CLEARANCES• Installation must conform with local codes.• The downdraft system with blower, motorand duct work will occupy the cabinetbelow the countertop and cooktop.• The blower/motor assembly can be locatedbelow the cabinet floor. The assembly willfit between 16″ floor joists.In this installation a transition to 6 ″ roundis required.• The blower motor assembly can also beinstalled outdoors. Order JXBC67 forremote blower installations outdoors.• Refer to Dimensions and Clearances forinformation on appropriate placementand necessary clearances when planninginstallation.• Refer to your specific cooktop installationinstruction for other appropriate clearances.• Avoid placing cabinetry directly above thecooking surface when possible.• If cabinetry is used above the cookingsurface:Installation must conform with local codes.Use cabinets no more than 13″ deep.Maintain 30″ minimum clearance betweencooktop and unprotected cabinets directlyabove cooktop.If clearance is less than 30″, protect cabinetbottoms with flame-retardant millboard atleast 1/4″ thick or gypsum board at least3/16″ thick covered with 28 gauge sheetsteel or .02″ thick copper.Clearance between cooktop and protectedcabinetry must not be less than 24″.EXCEPTION: Installation of a listedmicrowave oven or cooking appliance overthe cooktop shall conform to the installationinstructions packed with that appliance.• Working areas adjacent to the cooktopshould maintain 18″ minimum clearancebetween countertop and cabinet bottom.COOKTOP ELECTRICAL ANDGAS LOCATIONPlan the placement of the electrical outletand gas (if used) carefully. Gas or electricaloutlets cannot be placed on the back wall ofthe cabinet because it may interfere with thedowndraft plenum.Install a standard electrical outlet withinreach of the vents’ 2 foot long power cord.• The vent and a gas cooktop combinationcan operate from the same 120V standardduplex outlet.• Electric cooktops must operate froma separate 240V junction box.REMOTE SWITCH(for 36″ models only)The downdraft vent has a separateraise/lower switch. Plan to install the switchin a convenient location outside of thevent/cooktop cutout.