BOILER STUDY GUIDE EXAM
QUESTIONS WITH CORRECT
RESPONSE
QUESTIONSI1.IWhichIvalvesIareIlocatedIbetweenItheIboilerIandItheIfeedwaterIpumpI?I-
ICORRECTIANSWERS-
soIthatItheIboilerIcanIbeIisolatedIinItheIFeedwaterIStopIValveIisIalwaysIAnswerI:IFeedwaterIStopIValv
eI&IFeedwaterICheckIValveI.ITheIlocatedIasIcloseItoItheIboilerIasIpossibleIeventIofIaIleakingIcheckIval
veIorIpipingI.
2.IWhatIisItheIfunctionIofItheIcheckIvalveI?I-ICORRECTIANSWERS-
AnswerI:IToIpreventItheIboilerIpressureIfromIforcingItheIboilerIwaterIAllowsIflowIinIonlyIoneIdirectio
nI.IbackIintoIaIfeedwaterItankIorIdeaeratorIwhenItheIpumpIshutsIoffI.
AllowsIFourIsafetyIfeaturesIrequiredIonItheIsteamIboilerIareI:I-ICORRECTIANSWERS-
safetyIAnswerI:ISafetyIreliefIvalveI,IblowI-IdownIvalveI,IlowIwaterIcutI-IoffI,IandIpressureIgauge
SafetyIreliefIvalvesIshouldIbeIsetIbyI:I-ICORRECTIANSWERS-
AnswerI:IAIQualifiedIsafetyIvalveItechnicianIorIrepresentativeIofItheImanufacturerI.
WhichIpressureIisIconsideredItoIbeIthatIofIaIlowI-IpressureIboilerI?I-ICORRECTIANSWERS-
oIAnswerI:I0-15IPSIIMAWP
offI,IrepresentativeIboilerI?IWhatIcouldIhappenIifIaIsteamIvalveIisIopenedIquicklyI?I-
ICORRECTIANSWERS-
waterIoffI.IoffI,IandIrepresentativeIofI?IAnswerI:ICarryoverIandIPrimingIofItheIBoilerIWaterI,IcausingIt
heIboilerIwaterItoIbeIsiphonedIoutIofItheIboilerIresultingIinIwaterIhammerItoItheIsteamIlinesI&Iequip
mentI.
, NoIvalveIofIanyIdescriptionIshallIbeIplacedIbetweenItheIrequiredIsafetyIreliefIvalveIorIvalvesIandItheI
boilerI,IorIonItheIdischargeIpipeIbetweenItheIsafetyIvalveIandItheIatmosphereI!I-
ICORRECTIANSWERS-True
8.IAIhighI-IpressureIboilerIisIoneIwhichIgeneratesIsteamIorIvaporIatIpressureIofIaboveI-
ICORRECTIANSWERS-AboveI15IPSI
HowImayItheIwaterI-IgaugeIglassIonIaIBoilerIindicateIaIfalseIwaterIlevelI?I-ICORRECTIANSWERS-
AnswerI:IThereImayIbeIanIobstructionI(IsI)IinItheIwaterIgaugeIfixtureIwaterIcolumnI,IorItheIpipingIcon
nectingItheIcolumnItoItheIboilerIproperIorItheIgaugeIglassIvalvesIareIclosedI!
10.IWhatIconditionIwillIcauseIsmokeIandIsootIresultingIinIaIlossIofIheatItransferIefficiencyIandItheIcre
ationIofIdangerousIcarbonImonoxideIgasesI?I-ICORRECTIANSWERS-
AnswerI:IIncompleteICombustion
WhatIisItheIpurposeIofIaIRefractoryIShelfIorIaIbaffleIwallIinIaIboilerI?I-ICORRECTIANSWERS-
AnswerI:IToIcauseImultipleIpassesIinIaIfiretubeIboilerIforIefficiencyIdistributeIflameIevenlyIinIaIgener
ationIsectionIofIaIwatertubeIboilerIforIbetterIheatItransferI.
12.IAIResidueIformedIinIaIboilerIbyIaddingIfeedwaterIchemicalsItoItheIboilerIwaterItoIpreventItheIsca
leIfromIformingIonItheItubesIandIturnItheIscaleIformingIsaltsI-ICORRECTIANSWERS-
?IAnswerI:IIntoIaINonI-IAdheringISludge
HighI-
IPressureISteamIBoilersImustIbeIinspectedIinternallyIandIexternallyIatIleastIonceIeachIyearI.ITheIinsp
ectionIshouldIbeImadeIduringItheIsameIcalendarImonthIeachIyearIifIpossibleI.I-ICORRECTIANSWERS-
True
boilerIoperatorIoperatingIaIboilerIwithoutIaIlicenseIshallIbeIguiltyIofIaImisdemeanorIandIuponIconvi
ctionIthereofIshallIbeIpunishedIbyIaIfineIofInotIlessIthanI$I25.00IandInotImoreIthanI$I100.00I,IandIinIa
QUESTIONS WITH CORRECT
RESPONSE
QUESTIONSI1.IWhichIvalvesIareIlocatedIbetweenItheIboilerIandItheIfeedwaterIpumpI?I-
ICORRECTIANSWERS-
soIthatItheIboilerIcanIbeIisolatedIinItheIFeedwaterIStopIValveIisIalwaysIAnswerI:IFeedwaterIStopIValv
eI&IFeedwaterICheckIValveI.ITheIlocatedIasIcloseItoItheIboilerIasIpossibleIeventIofIaIleakingIcheckIval
veIorIpipingI.
2.IWhatIisItheIfunctionIofItheIcheckIvalveI?I-ICORRECTIANSWERS-
AnswerI:IToIpreventItheIboilerIpressureIfromIforcingItheIboilerIwaterIAllowsIflowIinIonlyIoneIdirectio
nI.IbackIintoIaIfeedwaterItankIorIdeaeratorIwhenItheIpumpIshutsIoffI.
AllowsIFourIsafetyIfeaturesIrequiredIonItheIsteamIboilerIareI:I-ICORRECTIANSWERS-
safetyIAnswerI:ISafetyIreliefIvalveI,IblowI-IdownIvalveI,IlowIwaterIcutI-IoffI,IandIpressureIgauge
SafetyIreliefIvalvesIshouldIbeIsetIbyI:I-ICORRECTIANSWERS-
AnswerI:IAIQualifiedIsafetyIvalveItechnicianIorIrepresentativeIofItheImanufacturerI.
WhichIpressureIisIconsideredItoIbeIthatIofIaIlowI-IpressureIboilerI?I-ICORRECTIANSWERS-
oIAnswerI:I0-15IPSIIMAWP
offI,IrepresentativeIboilerI?IWhatIcouldIhappenIifIaIsteamIvalveIisIopenedIquicklyI?I-
ICORRECTIANSWERS-
waterIoffI.IoffI,IandIrepresentativeIofI?IAnswerI:ICarryoverIandIPrimingIofItheIBoilerIWaterI,IcausingIt
heIboilerIwaterItoIbeIsiphonedIoutIofItheIboilerIresultingIinIwaterIhammerItoItheIsteamIlinesI&Iequip
mentI.
, NoIvalveIofIanyIdescriptionIshallIbeIplacedIbetweenItheIrequiredIsafetyIreliefIvalveIorIvalvesIandItheI
boilerI,IorIonItheIdischargeIpipeIbetweenItheIsafetyIvalveIandItheIatmosphereI!I-
ICORRECTIANSWERS-True
8.IAIhighI-IpressureIboilerIisIoneIwhichIgeneratesIsteamIorIvaporIatIpressureIofIaboveI-
ICORRECTIANSWERS-AboveI15IPSI
HowImayItheIwaterI-IgaugeIglassIonIaIBoilerIindicateIaIfalseIwaterIlevelI?I-ICORRECTIANSWERS-
AnswerI:IThereImayIbeIanIobstructionI(IsI)IinItheIwaterIgaugeIfixtureIwaterIcolumnI,IorItheIpipingIcon
nectingItheIcolumnItoItheIboilerIproperIorItheIgaugeIglassIvalvesIareIclosedI!
10.IWhatIconditionIwillIcauseIsmokeIandIsootIresultingIinIaIlossIofIheatItransferIefficiencyIandItheIcre
ationIofIdangerousIcarbonImonoxideIgasesI?I-ICORRECTIANSWERS-
AnswerI:IIncompleteICombustion
WhatIisItheIpurposeIofIaIRefractoryIShelfIorIaIbaffleIwallIinIaIboilerI?I-ICORRECTIANSWERS-
AnswerI:IToIcauseImultipleIpassesIinIaIfiretubeIboilerIforIefficiencyIdistributeIflameIevenlyIinIaIgener
ationIsectionIofIaIwatertubeIboilerIforIbetterIheatItransferI.
12.IAIResidueIformedIinIaIboilerIbyIaddingIfeedwaterIchemicalsItoItheIboilerIwaterItoIpreventItheIsca
leIfromIformingIonItheItubesIandIturnItheIscaleIformingIsaltsI-ICORRECTIANSWERS-
?IAnswerI:IIntoIaINonI-IAdheringISludge
HighI-
IPressureISteamIBoilersImustIbeIinspectedIinternallyIandIexternallyIatIleastIonceIeachIyearI.ITheIinsp
ectionIshouldIbeImadeIduringItheIsameIcalendarImonthIeachIyearIifIpossibleI.I-ICORRECTIANSWERS-
True
boilerIoperatorIoperatingIaIboilerIwithoutIaIlicenseIshallIbeIguiltyIofIaImisdemeanorIandIuponIconvi
ctionIthereofIshallIbeIpunishedIbyIaIfineIofInotIlessIthanI$I25.00IandInotImoreIthanI$I100.00I,IandIinIa