609 Esco Questions With Correct
q q q q
Answers q
Who qMust qBe qCertified? qAny qperson qthat qservices qMotor qVehicle qAir qConditioning
q(MVAC) qmust qbe qcertified. qServicing qof qmotor qvehicle qair qconditioning qincludes
qrepairs, qleak qtesting, qand
"topping qoff" qof qair qconditioning qsystems qlow qon qrefrigerant, qas qwell qas qany qother
qrepair qto qthe qvehicle qthat qrequires qdismantling qany qpart qof qthe qair qconditioner.
qNOTE: qService qperformed qon qHCFC-22 qair qconditioner qsystems qtypically qfound qon
qbusses, qis qNOT qcovered qunder qsection q609, qbut qrather qsection q608 qof qthe qClean qAir
qAct. qTechnician qcertification qIS qrequired qunder qsection
608. qFor qmore qinformation qon qSection q608 qcertification, qcontact qThe qESCO qInstitute qat
q(800) q726- q9696. qTest qFormat qThe qcertification qtest qcontains q50 qmultiple-choice qquestions.
qAll qof qthe
information qnecessary qfor qthe qtechnician qto qachieve qa qpassing qscore qon qthe qcertification
qtest qis qcontained qwithin qthis qmanual. qThe qcertification qtest qwill qcontain qa qvariety qof qqu q-
qCORRECT
ANSWER q-frist qpage
Stratospheric qOzone qDepletion qDuring qthe qlast q100 qyears, qrefrigerants qsuch qas; qCFCs, qHCFCs,
HFCs, qand qHFOs qhave qdramatically qchanged qour qlifestyles. qLittle qdid qwe qknow qthat qthe quse
qand
release qof qthese qcompounds qinto qthe qatmosphere qwould qhave qdevastating qeffects qon
qthe qEarth's qenvironment. qOne qof qthese qeffects qis qfar qremoved qfrom qthe qEarth's
qsurface, qin qthe qStratosphere. qLocated qbetween q7 qand q30 qmiles qabove qthe qEarth's
qsurface, qthe qStratosphere qcontains qthe qOzone qlayer. qThe qOzone qlayer qis qthe qearth's
qsecurity qblanket. qThe qOzone qlayer qserves qtwo qimportant qfunctions. qOzone qprotects qus
qfrom qharmful qUltra qViolet qRadiation qand qhelps qto qmaintain qstable qEarth qtemperatures.
qDepletion qof qOzone qin qthe qStratosphere qcauses: qIncreased qeye qdisease qSkin qcancer
qCrop qloss qDeforestation qReduced qmarine qlife qIncreased qground qlevel qozone qAn qOzone
qmolecule qconsists qof qthree qoxygen qatoms q(O3). qWhen qCFC's qare qreleased qinto qthe
, qatmosphere, qt q- qCORRECT qANSWER q-2nd qpage
Montreal qProtocol qThe qMontreal qProtocol qis qan qinternational qagreement q(treaty)
qregulating qthe qproduction qand quse qof qCFC's, qHCFC's, qhalons, qmethyl qchloroform, qand
qcarbon qtetrachloride qentered qinto qforce qin qmid q1989. qThis qlandmark qagreement
qinitially qcalled qfor qa qproduction qand qconsumption qfreeze. qIt qcurrently qcalls qfor qa
qstepwise qreduction qand qeventual qproduction qphase qout qof qvarious qozone qdepleting
qsubstances. qThe qproduction qphase-out qof qCFC's qwas qcompleted qon qDecember q31,
q1995. qAt qpresent, qHFC-134a qis qused qby qmost qnew qcar qmanufacturers qas qa
replacement qfor qCFC-12 qand qolder qvehicles qmay qbe qconverted qto quse qHFC-134a qby
qfollowing
q q q q
Answers q
Who qMust qBe qCertified? qAny qperson qthat qservices qMotor qVehicle qAir qConditioning
q(MVAC) qmust qbe qcertified. qServicing qof qmotor qvehicle qair qconditioning qincludes
qrepairs, qleak qtesting, qand
"topping qoff" qof qair qconditioning qsystems qlow qon qrefrigerant, qas qwell qas qany qother
qrepair qto qthe qvehicle qthat qrequires qdismantling qany qpart qof qthe qair qconditioner.
qNOTE: qService qperformed qon qHCFC-22 qair qconditioner qsystems qtypically qfound qon
qbusses, qis qNOT qcovered qunder qsection q609, qbut qrather qsection q608 qof qthe qClean qAir
qAct. qTechnician qcertification qIS qrequired qunder qsection
608. qFor qmore qinformation qon qSection q608 qcertification, qcontact qThe qESCO qInstitute qat
q(800) q726- q9696. qTest qFormat qThe qcertification qtest qcontains q50 qmultiple-choice qquestions.
qAll qof qthe
information qnecessary qfor qthe qtechnician qto qachieve qa qpassing qscore qon qthe qcertification
qtest qis qcontained qwithin qthis qmanual. qThe qcertification qtest qwill qcontain qa qvariety qof qqu q-
qCORRECT
ANSWER q-frist qpage
Stratospheric qOzone qDepletion qDuring qthe qlast q100 qyears, qrefrigerants qsuch qas; qCFCs, qHCFCs,
HFCs, qand qHFOs qhave qdramatically qchanged qour qlifestyles. qLittle qdid qwe qknow qthat qthe quse
qand
release qof qthese qcompounds qinto qthe qatmosphere qwould qhave qdevastating qeffects qon
qthe qEarth's qenvironment. qOne qof qthese qeffects qis qfar qremoved qfrom qthe qEarth's
qsurface, qin qthe qStratosphere. qLocated qbetween q7 qand q30 qmiles qabove qthe qEarth's
qsurface, qthe qStratosphere qcontains qthe qOzone qlayer. qThe qOzone qlayer qis qthe qearth's
qsecurity qblanket. qThe qOzone qlayer qserves qtwo qimportant qfunctions. qOzone qprotects qus
qfrom qharmful qUltra qViolet qRadiation qand qhelps qto qmaintain qstable qEarth qtemperatures.
qDepletion qof qOzone qin qthe qStratosphere qcauses: qIncreased qeye qdisease qSkin qcancer
qCrop qloss qDeforestation qReduced qmarine qlife qIncreased qground qlevel qozone qAn qOzone
qmolecule qconsists qof qthree qoxygen qatoms q(O3). qWhen qCFC's qare qreleased qinto qthe
, qatmosphere, qt q- qCORRECT qANSWER q-2nd qpage
Montreal qProtocol qThe qMontreal qProtocol qis qan qinternational qagreement q(treaty)
qregulating qthe qproduction qand quse qof qCFC's, qHCFC's, qhalons, qmethyl qchloroform, qand
qcarbon qtetrachloride qentered qinto qforce qin qmid q1989. qThis qlandmark qagreement
qinitially qcalled qfor qa qproduction qand qconsumption qfreeze. qIt qcurrently qcalls qfor qa
qstepwise qreduction qand qeventual qproduction qphase qout qof qvarious qozone qdepleting
qsubstances. qThe qproduction qphase-out qof qCFC's qwas qcompleted qon qDecember q31,
q1995. qAt qpresent, qHFC-134a qis qused qby qmost qnew qcar qmanufacturers qas qa
replacement qfor qCFC-12 qand qolder qvehicles qmay qbe qconverted qto quse qHFC-134a qby
qfollowing
