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EPA 608 CORE UNIVERSAL QUESTIONS WITH 100% VERIFIED ANSWERS

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EPA 608 CORE UNIVERSAL QUESTIONS WITH 100% VERIFIED ANSWERS

Institution
EPA 608 Universal
Course
EPA 608 Universal

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EPA 608 CORE UNIVERSAL
QUESTIONS WITH 100% VERIFIED
ANSWERS
Refrigeration qstechnicians qswho qsviolate qsthe qsClean qsAir qsAct qscan: qs- qsANS--D) qsall
qsof qsthe qsabove.


After qs1995, qsany qssupplies qsof qsCFC qsrefrigerant qsto qsservice qsexisting qsunits qsin
qsthe qsUSA qscan qsonly qscome qsfrom: qs- qsANS--A) qsrecovery qsand qsrecycling.


Refrigerant qsthat qsis qsrecovered qscan qsbe qsreturned qsto: qs- qsANS--A) qsthe qssame
qssystem qsor qsother qssystems qsowned qsby qsthe qssame qsperson qswithout qsrestriction.


Refrigerant qscan qsnot qsbe qscalled qs"reclaimed" qsunless qsit: qs- qsANS--B) qshas qsbeen
qschemically qsanalyzed qsand qsthe qsrefrigerant qsmeets qsthe qsARI-700 qspurity
qsstandard.


The qsEPA qscan qsrequire qsa qstechnician qsto qsdemonstrate qstheir qsability qsto qsperform
qsproper qsprocedures qsfor qsrecovering qsand/or qsrecycling qsrefrigerant. qsFailure qsto
qsdemonstrate qscompetency qscan qsresult qsin: qs- qsANS--A) qsrevocation qsof qsthe
qstechnician's qscertification.


What qscharacteristic(s) qsof qsCFCs qsmake qsthem qsmore qslikely qsto qsreach qsthe
qsstratosphere qsthan qsmost qsother qscompounds qscontaining qschlorine? qs- qsANS--A)
qsRefrigerants qsthat qscontain qschlorine qsbut qsnot qshydrogen qsare qsso qsstable qsthat
qsthey qsdo qsnot qsbreak qsdown qsin qsthe qslower qsatmosphere qsafter qsbeing qsreleased.
qsThe qschlorine qsor qsbromine qsreacts qswith qsozone, qscausing qsit qsto qschange qsback
qsto qsoxygen, qsthus qsdestroying qsthe qsozone qslayer.


A qssystem qsis qsconsidered qsdehydrated qswhen: qs- qsANS--A) qsthe qsvacuum qsindicator
qsshows qsyou qshave qsreached qsand qsheld qsthe qsrequired qsfinished qsvacuum.


Disposable qsrefrigerant qscontainers qsare qsused qsfor qs_______ qsrefrigerant. qs- qsANS--
C) qsvirgin

Which qsrefrigerant qsis qsan qsHCFC? qs- qsANS--A) qsR-124

What qsstatement qsis qstrue qsabout qsan qsazeotropic qsrefrigerant qsmixture? qs- qsANS--D)
qsIt qsis qsa qsmixture qsthat qsacts qslike qsa qssingle-component qsrefrigerant qsover qsits
qsentire qsrange.

, Chlorofluorocarbons qs(CFCs) qsand qshydrochlorofluorocarbons qs(HCFCs) qshave
qswhich qsof qsthe qsfollowing qsin qscommon? qs- qsANS--D) qsThey qsmust qsbe qsrecovered
qsbefore qsopening qsor qsdisposing qsof qsappliances.


To qsscrap qsa qsdisposable qscylinder, qsthe qsinternal qscylinder qspressure qsshould qsbe
qsreduced qsto qsat qsleast: qs- qsANS--A) qs0 qspsig.


Manifold qsgauge qssets qsare qsoften qscolor qscoded, qswhen qsthis qsis qsdone, qsthe qshigh
qspressure qsgauge qsis qscolor qscoded: qs- qsANS--A) qsred.


In qsgeneral, qsblended qsrefrigerants qsshould qsbe qscharged: qs- qsANS--C) qsas qsa
qsliquid.


Blended qsrefrigerants qsleak qsfrom qsa qssystem: qs- qsANS--B) qsin qsuneven qsamounts
qsdue qsto qsdifferent qsvapor qspressures.


Which qsof qsthe qsfollowing qsgases qshelp qsform qsthe qsearth's qsprotective qsshield? qs-
qsANS--D) qsStratospheric qsOzone


In qsa qsrefrigeration qssystem, qsthe qsdevice qsthat qschanges qsa qslow qspressure qsvapor
qsto qsa qshigh qspressure qsvapor qsis qsthe: qs- qsANS--C) qscompressor.


. qsData qsshows qsthat qschlorine qsin qsthe qsstratosphere qscomes qsmainly qsfrom qsCFCs
qsrather qsthan qsfrom qsnatural qssources qssuch qsas qsvolcanoes qsbecause: qs- qsANS--D)
qsAll qsof qsthe qsabove.


Which qsatom qsof qsthe qsCFC qsmolecule qscauses qsozone qsdepletion? qs- qsANS--B)
qschlorine


The qsozone qslayer qsprotects qsthe qsearth qsfrom: qs- qsANS--C) qsultraviolet qsradiation
qsfrom qsthe qssun.


When qsusing qswith qsany qssolvent, qscleaner, qschemical qsor qsrefrigerant, qsyou qsshould
qsreview: qs- qsANS--C) qsmaterial qssafety qsdata qssheets.


An qsaward qsof qsup qsto qswhat qsamount qsmay qsbe qspaid qsto qsa qsperson qssupplying
qsinformation qsthat qsleads qsto qsa qspenalty qsagainst qsa qstechnician qswho qsis
qsintentionally qsventing? qs- qsANS--B) qs$10,000


The qsMontreal qsProtocol qsis: qs- qsANS--D) qsa qstreaty qsamong qsnations qsthat qscontrols
qsproduction qsof qsCFC's qsand qsHCFC's.


Which qsrefrigerant qsis qsan qsHCFC? qs- qsANS--A) qsR-123

What qsis qsone qsof qsthe qsmost qsserious qsresults qsof qsdamage qsto qsthe qsozone
qslayer? qs- qsANS--C) qsincreases qsin qshuman qsskin qscancer

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