2025update|Elevator Mechanic Exam Review
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ADcontractorDwantsDtoDraiseDtheDcarDspeedDfromD100fpmDtoD125fpm,DitDcurrentlyDhasDaD12"Dsheave.DWhatD
sheaveDisDrequired?D-DcorrectDanswer-
Diam=12"D12/4=3"D25fpm=3"D100fpmD+D25fpm=D12"+3"=D15"Dsheave
ADMOVD(MetalDOxideDVaristor)DburnsDout.DYouDreplaceDit,DbutDcannotDreadDvoltageDorDresistance.DWhatDsh
ouldDyouDdo?D-DcorrectDanswer-ReplaceDitDwithDaDlargerDMOV
OnDaDWard-
LeonardDcircuitDtheDbreakDisDset,DbutDtheDmotorDisDtryingDtoDslipDthroughDtheDbreak.DWhatDisDtheDissue?D-
DcorrectDanswer-SuicideDCircuit
YouDhaveDanDoldDDCDmotorDandDareDaddingDanDSCRDdrive,DwhatDdoDyouDdoDtoDtheDinterpoles?D-
DcorrectDanswer-
LeaveDtheDinterpolesDalone.DWhenDaddingDaDSCRDdriveDtoDtheDgenerator,DtheDseriesDloopDisDremoved,DasDa
reDtheD3Dresistors.DEverythingDelseDremainsDtheDsame
ADhydroDrunsDupDwithDnoDload,DbutDwillDnotDrunDwithDaDfullDload.DWhatDisDtheDissue?D-DcorrectDanswer-
TheDreliefDvalveDisDsetDtooDlow
RunbyDforDaD1:1DhitsDtheDCWTDbufferD4"DbelowDtheDtopDlanding.DCWTDrunbyDshouldDbeDsetDatD18".DHowDm
uchDshouldDtheDropesDbeDshortened?D-DcorrectDanswer-22"
YouDneedDtoDworkDonDaDfreightDdoorDretiringDcam,DyouDLOTODtheDmainDlineDbutDthereDisDstillDpowerDonDthe
Dcam.DWhatDcircuitDisDstillDhot?D-DcorrectDanswer-DoorDOperatorDDisconnect/DMainDLineDDisconnect
TheDcontractorDrequestsDthatDtheDverticalDcenterDofDaDRackDandDPinionDhoistDbeDmoved.DHowDdoDyouDdoDt
his?D-DcorrectDanswer-AdjustDTieDDownsDandDWallDTies
WorkingDpressureDonDaDHydroDisD400psi.DWhatDisDtheDmaximumDreliefDvalveDsetting?D-DcorrectDanswer-
400psiDxD150%=D600psi
,WhatDmustDbeDinstalledDonDaDfalseDcarDbeforeDoperation?D-DcorrectDanswer-SpringDLoadedDSafeties.
ThereDisDslightDarcingDbetweenDtheDbrushDandDcommutator.DWhatDactionDmustDbeDtaken?D-
DcorrectDanswer-None.D
HeavyDarcing=LightDbrushDpressure.DHeavyDbushDpressure=mechanicalDwear
IfDriggingDgearDisDropedD3:1DandDaDBEAMDCLAMPDisDusedDtoDliftDaD6,000lbDload.DWhatDisDtheDbeamDcapacity
?D-DcorrectDanswer-
18,000lbs.DBeamDcapacityDisDcutDinDhalfDwithDuseDofDclamp,DwhenDriggingDallDblocks,Drope,DandDclampsDwill
DbeDEqualDtoDtheDlowestDloadDrating
HowDmuchDresistanceDisDmeasuredDoverDaDnormallyDclosedDswitch?D-DcorrectDanswer-
1.2ohms.DshouldDbeDzero,DbutDwillDneverDbeDthatDlow
ADcarDtravelingDinDtheDhoistwayDalwaysDstopsDatDtheDsameDspotDandDblowsDaDfuse.DWhatDcausesDthis?D-
DcorrectDanswer-TravelingDcableDhasDaDcut/exposedDwireDorDaDshort
HowDisDaDclassD1DyearlyDbufferDtestDpreformed?D-DcorrectDanswer-
CarDatDbottomDlandingDandDonDinspection,DjumpDoutDdirectionDandDfinalDlimits.DWithDpitDclear,DrunDdownDt
oDcompressDbuffers,DbuffersDshouldDfullyDextendDwithinD90Dseconds.D
5yr:DFullDloadDFullDspeedD
CWT:DFullDspeedDEmpty
HowDmanyDstrainDsupportsDareDrequiredDonDaD350ftDraceway?D-DcorrectDanswer-4.D1DeveryD100ft
HowDisDstainlessDsteelDdrilledDout?D-DcorrectDanswer-SlowDspeedDandDconstantDpressure
WhatDisDtheDrequiredDamountDofDretainerDclipsDforDwedgeDshacklesDandDwhatDisDtheDspacing?D-
DcorrectDanswer-MinimumD2Dclips.D1stDatDaDmaximumD4xDtheDdiameterDofDtheDropeD
2ndDatDaDmaximumD8xDtheDdiameterDaboveDtheD1stDclip
, AD300ohmDresistorDburnsDout,DbutDyouDdon'tDhaveDanotherDone.DHowDcanDyouDmakeDone?D-
DcorrectDanswer-
2D600ohmDresistorsDinDparallelDisD300ohms.DResistanceDisDhalfDofDhighestDresistorDinDparallelDcircuit.D
3D225ohmDresistorsDinDparallelDisD75ohms.
WhenDcuttingDlaminatedDpanels,DwhichDdirectionDshouldDtheDfinishDsideDface?D-DcorrectDanswer-
FinishDsideDfacingDtheDcuttingDedgeDofDtheDtool.DBladeDwillDburrDtheDbackside
HowDdoDyouDcutDaDfinishedDfloor?D-DcorrectDanswer-CuttingDbladeDawayDfromDfinishedDside
AD480vacDstepdownD240vacDtransformerDisDconnectedDtoDaD3DphaseDrectifier,DwhatDisDtheDoutputDvoltage?
D-DcorrectDanswer-320vacD
3DphaseDfullDwaveD=D1.33xDoutputDvoltage
ADcarDisDloadedDwithD125%DandDsinks,Dwhy?D-DcorrectDanswer-SlippingDthroughDtheDbreak
IfDyouDfindDaDbrokenDorDmissingDbarricadeDwhatDshouldDyouDdo?D-DcorrectDanswer-
WriteDupDaDformalDinspectionDrequest
WhatDareDtheDconsequencesDofDmisalignedDjointsDonDaDRackDandDPinion?D-DcorrectDanswer-
BrokenDGearDteeth.DCWTDderailment.DExcessiveDwear/DcreaseDtheDsurfaceDofDtheDtube
ADdumbwaiterDisD9sqftDinDarea,D4ftDhigh,DandDcapacityDisD13.9lb/ft3.DWhatDisDtotalDcapacity?D-
DcorrectDanswer-9DxD4DxD13.9=D500lbsDMaxDcapacity
YouDmustDenterDaDpitDwithDaDtoxicDatmosphere,DhowDdoDyouDproceed?D-DcorrectDanswer-
FollowingDproperDOSHADprocedureDwithDproperDtrainingDandDPPE
WhenDchangingDaD1:1DcarDratedDatD600fpmDandD2,000lbDcapacityDtoDaD2:1,DwhatDareDtheDnewDratings?D-
DcorrectDanswer-300fpmD4,000lbsDcapacityD
HalfDtheDspeed,DDoubleDtheDcapacity
|Comprehensive questions and verified
answers/accurate solutions |Get it 100% correct!!
Already graded A+
ADcontractorDwantsDtoDraiseDtheDcarDspeedDfromD100fpmDtoD125fpm,DitDcurrentlyDhasDaD12"Dsheave.DWhatD
sheaveDisDrequired?D-DcorrectDanswer-
Diam=12"D12/4=3"D25fpm=3"D100fpmD+D25fpm=D12"+3"=D15"Dsheave
ADMOVD(MetalDOxideDVaristor)DburnsDout.DYouDreplaceDit,DbutDcannotDreadDvoltageDorDresistance.DWhatDsh
ouldDyouDdo?D-DcorrectDanswer-ReplaceDitDwithDaDlargerDMOV
OnDaDWard-
LeonardDcircuitDtheDbreakDisDset,DbutDtheDmotorDisDtryingDtoDslipDthroughDtheDbreak.DWhatDisDtheDissue?D-
DcorrectDanswer-SuicideDCircuit
YouDhaveDanDoldDDCDmotorDandDareDaddingDanDSCRDdrive,DwhatDdoDyouDdoDtoDtheDinterpoles?D-
DcorrectDanswer-
LeaveDtheDinterpolesDalone.DWhenDaddingDaDSCRDdriveDtoDtheDgenerator,DtheDseriesDloopDisDremoved,DasDa
reDtheD3Dresistors.DEverythingDelseDremainsDtheDsame
ADhydroDrunsDupDwithDnoDload,DbutDwillDnotDrunDwithDaDfullDload.DWhatDisDtheDissue?D-DcorrectDanswer-
TheDreliefDvalveDisDsetDtooDlow
RunbyDforDaD1:1DhitsDtheDCWTDbufferD4"DbelowDtheDtopDlanding.DCWTDrunbyDshouldDbeDsetDatD18".DHowDm
uchDshouldDtheDropesDbeDshortened?D-DcorrectDanswer-22"
YouDneedDtoDworkDonDaDfreightDdoorDretiringDcam,DyouDLOTODtheDmainDlineDbutDthereDisDstillDpowerDonDthe
Dcam.DWhatDcircuitDisDstillDhot?D-DcorrectDanswer-DoorDOperatorDDisconnect/DMainDLineDDisconnect
TheDcontractorDrequestsDthatDtheDverticalDcenterDofDaDRackDandDPinionDhoistDbeDmoved.DHowDdoDyouDdoDt
his?D-DcorrectDanswer-AdjustDTieDDownsDandDWallDTies
WorkingDpressureDonDaDHydroDisD400psi.DWhatDisDtheDmaximumDreliefDvalveDsetting?D-DcorrectDanswer-
400psiDxD150%=D600psi
,WhatDmustDbeDinstalledDonDaDfalseDcarDbeforeDoperation?D-DcorrectDanswer-SpringDLoadedDSafeties.
ThereDisDslightDarcingDbetweenDtheDbrushDandDcommutator.DWhatDactionDmustDbeDtaken?D-
DcorrectDanswer-None.D
HeavyDarcing=LightDbrushDpressure.DHeavyDbushDpressure=mechanicalDwear
IfDriggingDgearDisDropedD3:1DandDaDBEAMDCLAMPDisDusedDtoDliftDaD6,000lbDload.DWhatDisDtheDbeamDcapacity
?D-DcorrectDanswer-
18,000lbs.DBeamDcapacityDisDcutDinDhalfDwithDuseDofDclamp,DwhenDriggingDallDblocks,Drope,DandDclampsDwill
DbeDEqualDtoDtheDlowestDloadDrating
HowDmuchDresistanceDisDmeasuredDoverDaDnormallyDclosedDswitch?D-DcorrectDanswer-
1.2ohms.DshouldDbeDzero,DbutDwillDneverDbeDthatDlow
ADcarDtravelingDinDtheDhoistwayDalwaysDstopsDatDtheDsameDspotDandDblowsDaDfuse.DWhatDcausesDthis?D-
DcorrectDanswer-TravelingDcableDhasDaDcut/exposedDwireDorDaDshort
HowDisDaDclassD1DyearlyDbufferDtestDpreformed?D-DcorrectDanswer-
CarDatDbottomDlandingDandDonDinspection,DjumpDoutDdirectionDandDfinalDlimits.DWithDpitDclear,DrunDdownDt
oDcompressDbuffers,DbuffersDshouldDfullyDextendDwithinD90Dseconds.D
5yr:DFullDloadDFullDspeedD
CWT:DFullDspeedDEmpty
HowDmanyDstrainDsupportsDareDrequiredDonDaD350ftDraceway?D-DcorrectDanswer-4.D1DeveryD100ft
HowDisDstainlessDsteelDdrilledDout?D-DcorrectDanswer-SlowDspeedDandDconstantDpressure
WhatDisDtheDrequiredDamountDofDretainerDclipsDforDwedgeDshacklesDandDwhatDisDtheDspacing?D-
DcorrectDanswer-MinimumD2Dclips.D1stDatDaDmaximumD4xDtheDdiameterDofDtheDropeD
2ndDatDaDmaximumD8xDtheDdiameterDaboveDtheD1stDclip
, AD300ohmDresistorDburnsDout,DbutDyouDdon'tDhaveDanotherDone.DHowDcanDyouDmakeDone?D-
DcorrectDanswer-
2D600ohmDresistorsDinDparallelDisD300ohms.DResistanceDisDhalfDofDhighestDresistorDinDparallelDcircuit.D
3D225ohmDresistorsDinDparallelDisD75ohms.
WhenDcuttingDlaminatedDpanels,DwhichDdirectionDshouldDtheDfinishDsideDface?D-DcorrectDanswer-
FinishDsideDfacingDtheDcuttingDedgeDofDtheDtool.DBladeDwillDburrDtheDbackside
HowDdoDyouDcutDaDfinishedDfloor?D-DcorrectDanswer-CuttingDbladeDawayDfromDfinishedDside
AD480vacDstepdownD240vacDtransformerDisDconnectedDtoDaD3DphaseDrectifier,DwhatDisDtheDoutputDvoltage?
D-DcorrectDanswer-320vacD
3DphaseDfullDwaveD=D1.33xDoutputDvoltage
ADcarDisDloadedDwithD125%DandDsinks,Dwhy?D-DcorrectDanswer-SlippingDthroughDtheDbreak
IfDyouDfindDaDbrokenDorDmissingDbarricadeDwhatDshouldDyouDdo?D-DcorrectDanswer-
WriteDupDaDformalDinspectionDrequest
WhatDareDtheDconsequencesDofDmisalignedDjointsDonDaDRackDandDPinion?D-DcorrectDanswer-
BrokenDGearDteeth.DCWTDderailment.DExcessiveDwear/DcreaseDtheDsurfaceDofDtheDtube
ADdumbwaiterDisD9sqftDinDarea,D4ftDhigh,DandDcapacityDisD13.9lb/ft3.DWhatDisDtotalDcapacity?D-
DcorrectDanswer-9DxD4DxD13.9=D500lbsDMaxDcapacity
YouDmustDenterDaDpitDwithDaDtoxicDatmosphere,DhowDdoDyouDproceed?D-DcorrectDanswer-
FollowingDproperDOSHADprocedureDwithDproperDtrainingDandDPPE
WhenDchangingDaD1:1DcarDratedDatD600fpmDandD2,000lbDcapacityDtoDaD2:1,DwhatDareDtheDnewDratings?D-
DcorrectDanswer-300fpmD4,000lbsDcapacityD
HalfDtheDspeed,DDoubleDtheDcapacity