ESDS电子部件拆装相关工艺.doc

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1、TASK20-10-07-000-8012.E/EBoxRemoval(Figure201)A.ReferencesReferenceTitle20-40-12-000-802ESDSHandlingforMetalEncasedUnitRemoval(P/B201)20-40-12-400-804ConductiveDustCapandConnectorCoverInstallation(P/B201)B.LocationZonesZoneArea117ElectricalandElectronicsCompartment-Left118Electrica

2、landElectronicsCompartment-RightGUNALL;AIRPLANESWITHREXNORDAEROSPACEMECHANISMSEXTRACTORC.E/EBoxRemovalProcedureSUBTASK20-10-07-860-001(1)Opentheapplicablecircuitbreakerstoremoveelectricalpower.SUBTASK20-10-07-910-001CAUTION:DONOTTOUCHTHEE/EBOXBEFOREYOUDOTHEPROCEDUREFORDEVICESTHATAR

3、ESENSITIVETOELECTROSTATICDISCHARGE.ELECTROSTATICDISCHARGECANCAUSEDAMAGETOTHEE/EBOX.(2)IftheE/Eboxissensitivetoelectrostaticdischarge,makesureyoudothistask:ESDSHandlingforMetalEncasedUnitRemoval,TASK20-40-12-000-802.SUBTASK20-10-07-020-001CAUTION:DONOTTOUCHTHECONDUCTORPINSOROTHERCON

4、DUCTORSONTHEE/EBOX.IFYOUTOUCHTHESECONDUCTORS,ELECTROSTATICDISCHARGECANCAUSEDAMAGETOTHEE/EBOX.(3)RemovetheconnectionsfromthefrontoftheE/Eboxifitisnecessary.SUBTASK20-10-07-020-002(4)Turntheknobonthefronthold-downextractorcounterclockwisetodisengagetheclutch.(5)Dothesestepstodisconne

5、ctthefronthold-downextractor:NOTE:ApplylightpressuredownontheE/Eboxhandlewhileyoudisconnectthefronthold-downextractor.(a)TurnthekeepertoalignthedeepslotwiththeT-hook.(b)Lowerthefronthold-downextractortobeclearoftheT-hook.SUBTASK20-10-07-420-001CAUTION:DONOTTOUCHTHECONDUCTORPINSOROT

6、HERCONDUCTORSONTHEE/EBOX.IFYOUTOUCHTHESECONDUCTORS,ELECTROSTATICDISCHARGECANCAUSEDAMAGETOTHEE/EBOX(6)Installconductiveoranti-staticcapstotheconnectors.SUBTASK20-10-07-020-004(7)CarefullymovetheE/EboxoutfromthetrayandremovetheE/Ebox.NOTE:MovethefrontoftheE/Eboxfromsidetosideapproxim

7、ately1/8inch(3mm)tohelpdisconnecttheE/Eboxfromtheelectricalconnector.SUBTASK20-10-07-420-002(8)IftheE/Eboxisnotsensitivetoelectrostaticdischarge,putprotectivecoversontheelectricalconnector(s).SUBTASK20-10-07-420-003(9)IftheE/Eboxissensitivetoelectrostaticdischarge,dothistask:Conduc

8、tiveDustCapandConnectorCov