WRITTEN EXAM REVIEW PRACTICE
TEST 1 AND 2 GRADE A+ COMPLETE
EXAM QUESTIONS AND 100% VERIFIED
ANSWERS (2026/2027) PASS
GUARANTEE
assumingmallmothermconditionsmremainmconstant,mamdecreaseminmevaporatormloadmcausesm-
mCORRECTmANSWERmlowmsuctionmpressure
inmamfloodedmevaporatormusingmanmaccumulatormandmfloatmvalve,mflashmgasm-
mCORRECTmANSWERmpassesmdirectlymintomthemsuctionmline
themoilmtrapmonmamrefrigerationmsystemmismonmthem-
mCORRECTmANSWERmdischargemline,masmclosemtomthemcompressormasmallowed
whatmcontrolsmthemoperationmofmamhigh-sidemfloat?m-
mCORRECTmANSWERmthemcondenser,mandmreceiver
whenmsuctionmpressuremdecreases,compressormcapacitym-mCORRECTmANSWERmdecreases
cooling-towermwatermshouldmbemmaintainedmatmampmhmnearm-mCORRECTmANSWERm7.8
themsubmcoolingmeffectmofmthemliquidmrefrigerantmjustmbeforemthemexpansionmvalvemcausesmincreas
edm-mCORRECTmANSWERmrefrigerationmeffect
submcoolingmthemliquidmrefrigerantmjustmbeforemthemexpansionmvalve,mresultsminmanmincreaseminm-
mCORRECTmANSWERmrefrigerationmeffect
, whatmpercentmofmoilmtravelsmwithmthemrefrigerant?m-mCORRECTmANSWERm10mpercent
anymwatermpresentminmthemrefrigerantmsidemofmamfreonmrefrigerationmsystemmcausesmam-
mCORRECTmANSWERmfrozenmexpansionmvalve
whenmheated,mR-12mchangesmtom-mCORRECTmANSWERmphosgenemgas
inmanmabsorptionmsystem,mthemmediummnormallymusedmtomvaporizemrefrigerantmandmincreasemitsmt
emperaturemism-mCORRECTmANSWERmsteam
whichmdoesmnotmincreasemthemcapacitymofmamwater-cooledmcondenser?m-
mCORRECTmANSWERmdecreasingmthemambientmtemperature
whenmenergizingmamsolenoidmvalve,mtomclosemthemvalve,mitsmpositionmwouldmnormallymbem-
mCORRECTmANSWERmnormallymopen
amvalvemthatmdoesmnotmrestrictmflowmismthem-mCORRECTmANSWERmsolenoidmvalve
themoilmseparatormismlocatedmonmthem-
mCORRECTmANSWERmdischargemline,masmfarmfrommthemcompressormasmpossible
whenmwemsaymamrefrigerantmismanhydrous,mwemmeanm-mCORRECTmANSWERmwatermismabsent
themprimarympurposemofmampurger,minmamfreonmsystemmismthemremovalmofm-
mCORRECTmANSWERmnoncondensables
operatingmamfreonmair-conditioningmunitmwithmthemfiltersmclogged,mismlikelymtomresultminm-
mCORRECTmANSWERmlowmsuctionmpressure
TEST 1 AND 2 GRADE A+ COMPLETE
EXAM QUESTIONS AND 100% VERIFIED
ANSWERS (2026/2027) PASS
GUARANTEE
assumingmallmothermconditionsmremainmconstant,mamdecreaseminmevaporatormloadmcausesm-
mCORRECTmANSWERmlowmsuctionmpressure
inmamfloodedmevaporatormusingmanmaccumulatormandmfloatmvalve,mflashmgasm-
mCORRECTmANSWERmpassesmdirectlymintomthemsuctionmline
themoilmtrapmonmamrefrigerationmsystemmismonmthem-
mCORRECTmANSWERmdischargemline,masmclosemtomthemcompressormasmallowed
whatmcontrolsmthemoperationmofmamhigh-sidemfloat?m-
mCORRECTmANSWERmthemcondenser,mandmreceiver
whenmsuctionmpressuremdecreases,compressormcapacitym-mCORRECTmANSWERmdecreases
cooling-towermwatermshouldmbemmaintainedmatmampmhmnearm-mCORRECTmANSWERm7.8
themsubmcoolingmeffectmofmthemliquidmrefrigerantmjustmbeforemthemexpansionmvalvemcausesmincreas
edm-mCORRECTmANSWERmrefrigerationmeffect
submcoolingmthemliquidmrefrigerantmjustmbeforemthemexpansionmvalve,mresultsminmanmincreaseminm-
mCORRECTmANSWERmrefrigerationmeffect
, whatmpercentmofmoilmtravelsmwithmthemrefrigerant?m-mCORRECTmANSWERm10mpercent
anymwatermpresentminmthemrefrigerantmsidemofmamfreonmrefrigerationmsystemmcausesmam-
mCORRECTmANSWERmfrozenmexpansionmvalve
whenmheated,mR-12mchangesmtom-mCORRECTmANSWERmphosgenemgas
inmanmabsorptionmsystem,mthemmediummnormallymusedmtomvaporizemrefrigerantmandmincreasemitsmt
emperaturemism-mCORRECTmANSWERmsteam
whichmdoesmnotmincreasemthemcapacitymofmamwater-cooledmcondenser?m-
mCORRECTmANSWERmdecreasingmthemambientmtemperature
whenmenergizingmamsolenoidmvalve,mtomclosemthemvalve,mitsmpositionmwouldmnormallymbem-
mCORRECTmANSWERmnormallymopen
amvalvemthatmdoesmnotmrestrictmflowmismthem-mCORRECTmANSWERmsolenoidmvalve
themoilmseparatormismlocatedmonmthem-
mCORRECTmANSWERmdischargemline,masmfarmfrommthemcompressormasmpossible
whenmwemsaymamrefrigerantmismanhydrous,mwemmeanm-mCORRECTmANSWERmwatermismabsent
themprimarympurposemofmampurger,minmamfreonmsystemmismthemremovalmofm-
mCORRECTmANSWERmnoncondensables
operatingmamfreonmair-conditioningmunitmwithmthemfiltersmclogged,mismlikelymtomresultminm-
mCORRECTmANSWERmlowmsuctionmpressure