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Elevator Mechanic Exam Review Questions with correct answers
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Elevator Mechanic Exam Review Questionswith correct answers
If nnrigging nngear nnis nnroped nn3:1 nnand nna nnBEAM nnCLAMP nnis nnused nnto nnlift nna nn6,000lb nnload. nnWhat nnis nnthe
nnbeam nncapacity? nn- nncorrect nnanswer-18,000lbs. nnBeam nncapacity nnis nncut nnin nnhalf nnwith nnuse nnof nnclamp,
nnwhen nnrigging nnall nnblocks, nnrope, nnand nnclamps nnwill nnbe nnEqual nnto nnthe nnlowest nnload nnrating
What nnare nnthe nnconsequences nnof nnmisaligned nnjoints nnon nna nnRack nnand nnPinion? nn- nncorrect nnanswer-
Broken nnGear nnteeth. nnCWT nnderailment. nnExcessive nnwear/ nncrease nnthe nnsurface nnof nnthe nntube
There nnis nna nnnoise nncoming nnfrom nna nnfreight nndoor. nnThe nnsheave nnis nnmoving, nnbut nnthe nnchain nnis nnnot.
nnWhat nnis nnthe nnproblem? nn- nncorrect nnanswer-Oil nnon nnthe nndrive nnchain
What nnis nnthe nneffect nnwhen nnyou nnchange nna nnsling nnangle nnfrom nn60 nndegrees nnto nn30 nndegrees? nn- nncorrect
nnanswer-More nntension, nnless nncapacity. nnAny nnangle nn30 nnor nnless nnis nndangerous
Generator nnruns nnat nn600rpm nnand nnhas nn4 nnpoles, nnwhat nnis nnthe nnoutput nnfrequency? nn- nncorrect nnanswer-
20hz
600/60=10 nn10x2=20 nnRPM nn60 nnx nnfrequency nn/ nnpole/2
How nnmany nnwires nnare nnneeded nnfor nnthe nnfollowing nncircuit? nnExclude nnspares. nnBCE---SPI/BCD---
SP2/BCD---SP4/BCD---UR1/BCE---UR2/BCE---DR1/CRE--- nnDR2/GRD nn- nncorrect nnanswer-11 nnwires. nnYou
nndo nnnot nnneed nnthe nnduplicates
How nnmust nna nn9 nnlead nn480/240 nnmotor nnbe nnwired nnfor nnHigh nnVoltage? nn- nncorrect nnanswer-L1(1) nnL2(2)
nnL3(3) nnLow nnVoltage nnL1(1-7) nnL2(2- nn8) nnL3(3-9) nn7-4 nn8-6 nn9-5 nn4 nn5 nn6 nn+ nn120v______0-------
0_______R2________A_________R1_______GRD
There nnis nnvoltage nnat nnthe nnswitch, nnbut nnnone nnat nnA, nnwhat nnis nnwrong? nn- nncorrect nnanswer-Open nnat nnR2
nnor nnR1
, The nnclose nndoor nnlimit nnswitch nnis nnnot nnworking, nnyou nnhave nnpower nnat nnpoints nn35-8, nnno nnvoltage nnat nn1-
S2 nnwhy? nn- nncorrect nnanswer-Door nnlimit nnswitch nnmalfunction
The nnstep nnlevel nnswitch nnon nnan nnescalator nnhas nnbeen nntripped, nnwhere nndo nnyou nncheck? nn- nncorrect
nnanswer-Upper nnand nnLower nnTruss nnassemblies, nntrips nnif nnstep nnsags nnmore nnthan nn1/8th nninch
A nnmotor nnneeds nna nnsleeve nnbearing nnreplaced, nnwhat nntype nnof nnbearing nndo nnyou nnneed? nn- nncorrect
nnanswer-Friction nnbearing nnAKA nnSleeve nnbearing.
Anti-Friction nnBearing nnAKA nnBall nnbearing
What nntype nnof nnsafeties nnare nnrequired nnon nna nn300fpm nncar? nn- nncorrect nnanswer-Type nnB nnwedge nnclamp
What nnstopping nndevices nnare nnrequired nnon nnvertical nnplatforms? nn- nncorrect nnanswer-2 nnpan nnswitches.
nn15lbs nnmax nnpressure
What nnare nnthe nnmost nncommon nnfeatures nnof nnLoad nnWeigh? nn- nncorrect nnanswer-Control nngenerator nnfield
nnand nnInside nnexpress nnoperation
At nnwhat nndistance nnfrom nnclosed nndoes nnthe nngate nnswitch nnoperate? nn- nncorrect nnanswer-2 nninches
If nnthe nnDC nnoutput nnof nna nn3 nnphase nnrectifier nnis nnlower nnthan nnspecified, nnwhat nnis nnthe nnproblem? nn-
nncorrect nnanswer-AC nnfuse nnis nnblown.
1 nninput nnphase nnis nnmissing
What nnis nnthe nnoverlap nnminimum nnon nn2 nn& nn3 nnspeed nndoors? nn- nncorrect nnanswer-Horizontal nn½ nninch
nnVertical nn1 nninch
What nnare nnminimum nnand nnmaximum nnclearance nnbetween nnsill nnand nncar nndoors? nn- nncorrect nnanswer-¼
nninch nnMinimum nn3/8-inch nnMaximum
What nnis nnmaximum nnleading nnedges nnfor nncenter nnopening nndoors? nn- nncorrect nnanswer-½ nninch
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