GE Monogram ZV750 Technical Data Sheet

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GE Monogram ZV750 Technical Data Sheet Manual pdf 1 page image

• T E C H N I C A L D A T A S H E E T •MONOGRAM 36" WALL-MOUNTED HOODIMPORTANT SAFETY NOTICEThIS INFORMATION IS INTENdEd FOR uSE bYPERSONS POSSESSINg AdEquATE bACkgROuNdSOF ElECTRICAl, ElECTRONIC ANd MEChANICAlExPERIENCE. ANY ATTEMPT TO REPAIR A MAjORAPPlIANCE MAY RESulT IN PERSONAl INjuRY ANdPROPERTY dAMAgE. ThE MANuFACTuRER OR SEllERCANNOT bE RESPONSIblE FOR ThE INTERPRETATION OFThIS INFORMATION, NOR CAN IT ASSuME ANY lIAbIlITYIN CONNECTION wITh ITS uSE.DISCONNECT POWER BEFORE SERVICINGIMPORTANT: RECONNECT All gROuNdINg dEVICES.All PARTS OF ThIS APPlIANCE CAPAblE OF CONduCTINgElECTRICAl CuRRENT ARE gROuNdEd. IF IT IS NECESSARYTO REMOVE gROuNdINg wIRES, SCREwS, STRAPS, ClIPS,NuTS OR wAShERS uSEd TO COMPlETE A PATh TO gROuNd,ThEY MuST bE RETuRNEd TO ThEIR ORIgINAl POSITIONSANd PROPERlY FASTENEd bEFORE POwER ISRECONNECTEd.gROuNdINg SPECIFICATIONSGround Path Resistance 0.10 Max.Insulation Resistance 250K Min.INSTAllATION REquIREMENTS:Power SupplyThe hood must be connected to a supply circuit of the propervoltage and frequency as specified on the rating plate. Wire sizemust conform to the National Electrical Code or the prevailing localcode. The rating plate is located on the left side and is visible whenfilter is removed.wARNINg: IMPROPER CONNECTION OFAluMINuM HOUSE WIRING TO COPPER LEADS CAN RESULTIN A SERIOUS PROBLEM. USE ONLY CONNECTORS DESIGNEDFOR JOINING COPPER TO AluMINuM AND FOLLOW THEMANUFACTURER’S RECOMMENDED PROCEDURE CLOSELY.MOdEl NuMbER ZV750/ZV755IMPORTANTSERVICE INFORMATIONDO NOT DISCARDPub. No. 31-14783PuSh buTTON OPERATION ANd lEd dISPlAYFan Keypad Operation1 ON/OFF – Remembers the last fan speed used2 Decreases speed3 Increases speed4 Boost speed5 Delayed fan shutoff – Choose 5, 10 or 20 minutes by pushingthis button (see item 10).Hood Lights Keypad Operation6 Light ON/OFF – Remembers the last light level used7 Dims light8 Brightens lightDisplay LEDs9 Clean indicator light illuminates after 30 hours of “ON” timeto remind you to clean the metal grease filters. The lightstays on until the filters are replaced. If the lights stay onand the filters are in, adjust the right side filter in place.Then the timer resets automatically.10 Indicates the time the fan is set to run11 Fan operating symbolhAlOgEN lAMPSThe four halogen lamps are the push-in type rated at 120V and25 watts with a G-9 base.TO ChANgE ThE lAMPSFIlTER MICROSwITChA microswitch is mounted in the filter channel on the right side. Itsenses when filters are removed. The red display light glows whenthe filter is removed, if the filter is not making contact with the switch,or after 30 hours of fan operation to remind the user to clean thefilters. Make sure the filter is seated properly when installed and thefilter light is not on.TO REMOVE ANd REPlACE FIlTER MICROSwITChRemove 2 screws and lift out the switch. The harness is connectedto the PCB assembly. Refer to the schematic to locate anddisconnect the control CN7.ACCESS TO lIghTINg,blOwER ANd wIRINg1. Remove metal grease filters.2. Remove charcoal filters(if present).TO ACCESS ThE uSER INTERFACE ASSEMblYRemove 2 thumbscrews holding the control bracket plate. Removethe plate.Remove 2 screws thatsecure the control behindthe front glass.Remove the interfaceassembly by unpluggingthe ribbon harnessconnector from thecontrol PCB.IMPORTANT: Beforereplacing the assembly,check the operation of thehood by plugging the newUser Interface Assemblycable into connectorCNII on the Control PCB.If the unit does not work,replace the control boardfirst and then recheckwhether the existing userinterface assembly is OK.Reverse these steps toreinstall the User InterfaceAssembly.TO REPlACE A hAlOgEN lAMPASSEMblYReach inside the chassis and presswith fingers against the metal springclips. Pull the lamp assembly outand disconnect the wire connector.TO ACCESS ElECTRICAl COMPONENTS:1. Remove two screws from top duct cover at ceiling and slide topcover down.2. Lift and remove both duct covers. Set covers aside.uSER INTERFACE ASSEMblYThe replacement assembly has three PCBs mounted in a plasticenclosure with eight push buttons and a ribbon cable with ferritebead looped through the other end of the cable ribbon. It consistsof the Fan Touch Control PCB, Lamp Touch Control PCB and theDisplay PCB.CAuTION: Components are electrically hOT onthe electronic control when voltage is connected to the hood.Junction boxServicemanualBulbTabUse glovesor clothReceptacle use a new 120-volt,25-watt halogen lampwith a g-9 base. donot substitute otherlamps.Replace lens cover. Make sure the tabs are inserted into the slots.Removable innerlamp lens coverOuter trim ring(lamp assembly)Do not removeUse a small flat-blade screwdriver to remove the lamp lens cover.SpringclipsRemove 2 thumbscrewsFan motorFilter microswitch Remove screwRemove screw05-09 JRPCBCapacitorUserInterfaceAssembly

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