Boiler study guide
cb cb
QUESTIONScb1.cbWhichcbvalvescbarecblocatedcbbetweencbthecbboilercbandcbthecbfeedwater
pumpcb?cb-
cb
correctcbanswer✔ ✔ socbthatcbthecbboilercbcancbbecbisolatedcbincbthecbFeedwatercbStop
cb
ValvecbiscbalwayscbAnswercb:cbFeedwatercbStopcbValvecb&cbFeedwatercbCheckcbValvecb.cb
cb
Thecblocatedcbascbclosecbtocbthecbboilercbascbpossiblecbeventcbofcbacbleakingcbcheckcbvalvecb
orcbpipingcb.
2.cbWhatcbiscbthecbfunctioncbofcbthecbcheckcbvalvecb?cb-cbcorrectcbanswer✔ ✔
Answercb:cbTocbpreventcbthecbboilercbpressurecbfromcbforcingcbthecbboilercbwatercbAllowscb
flowcbincbonlycbonecbdirectioncb.cbbackcbintocbacbfeedwatercbtankcborcbdeaeratorcbwhencbthecb
pumpcbshutscboffcb.
AllowscbFourcbsafetycbfeaturescbrequiredcboncbthecbsteamcbboilercbarecb:cb-cbcorrectcbanswer
✔ ✔ safetycbAnswercb:cbSafetycbreliefcbvalvecb,cbblowcb-
downcbvalvecb,cblowcbwatercbcutcb-cboffcb,cbandcbpressurecbgauge
cb
Safetycbreliefcbvalvescbshouldcbbecbsetcbbycb:cb-cbcorrectcbanswer✔ ✔
Answercb:cbAcbQualifiedcbsafetycbvalvecbtechniciancborcbrepresentativecbofcbthecbmanufact
urercb.
,Whichcbpressurecbiscbconsideredcbtocbbecbthatcbofcbacblowcb-cbpressurecbboilercb?cb-
correctcbanswer✔ ✔ ocbAnswercb:cb0-15cbPSIcbMAWP
cb
offcb,cbrepresentativecbboilercb?cbWhatcbcouldcbhappencbifcbacbsteamcbvalvecbiscbopenedcbqui
cklycb?cb-cbcorrectcbanswer✔ ✔
watercboffcb.cboffcb,cbandcbrepresentativecbofcb?cbAnswercb:cbCarryovercbandcbPrimingcbofcbt
hecbBoilercbWatercb,cbcausingcbthecbboilercbwatercbtocbbecbsiphonedcboutcbofcbthecbboilercbre
sultingcbincbwatercbhammercbtocbthecbsteamcblinescb&cbequipmentcb.
Nocbvalvecbofcbanycbdescriptioncbshallcbbecbplacedcbbetweencbthecbrequiredcbsafetycbreliefcb
valvecborcbvalvescbandcbthecbboilercb,cborcboncbthecbdischargecbpipecbbetweencbthecbsafetycb
valvecbandcbthecbatmospherecb!cb-cbcorrectcbanswer✔ ✔ True
8.cbAcbhighcb-
pressurecbboilercbiscbonecbwhichcbgeneratescbsteamcborcbvaporcbatcbpressurecbofcbabovecb
cb
-cbcorrectcbanswer✔ ✔ Abovecb15cbPSI
Howcbmaycbthecbwatercb-cbgaugecbglasscboncbacbBoilercbindicatecbacbfalsecbwatercblevelcb?cb-
correctcbanswer✔ ✔
cb
Answercb:cbTherecbmaycbbecbancbobstructioncb(cbscb)cbincbthecbwatercbgaugecbfixturecbwater
columncb,cborcbthecbpipingcbconnectingcbthecbcolumncbtocbthecbboilercbpropercborcbthecbgau
cb
gecbglasscbvalvescbarecbclosedcb!
, 10.cbWhatcbconditioncbwillcbcausecbsmokecbandcbsootcbresultingcbincbacblosscbofcbheatcbtrans
fercbefficiencycbandcbthecbcreationcbofcbdangerouscbcarboncbmonoxidecbgasescb?cb-
correctcbanswer✔ ✔ Answercb:cbIncompletecbCombustion
cb
WhatcbiscbthecbpurposecbofcbacbRefractorycbShelfcborcbacbbafflecbwallcbincbacbboilercb?cb-
correctcbanswer✔ ✔
cb
Answercb:cbTocbcausecbmultiplecbpassescbincbacbfiretubecbboilercbforcbefficiencycbdistribute
flamecbevenlycbincbacbgenerationcbsectioncbofcbacbwatertubecbboilercbforcbbettercbheatcbtran
cb
sfercb.
12.cbAcbResiduecbformedcbincbacbboilercbbycbaddingcbfeedwatercbchemicalscbtocbthecbboilercb
watercbtocbpreventcbthecbscalecbfromcbformingcboncbthecbtubescbandcbturncbthecbscalecbformi
ngcbsaltscb-cbcorrectcbanswer✔ ✔ ?cbAnswercb:cbIntocbacbNoncb-cbAdheringcbSludge
Highcb-
PressurecbSteamcbBoilerscbmustcbbecbinspectedcbinternallycbandcbexternallycbatcbleastcbon
cb
cecbeachcbyearcb.cbThecbinspectioncbshouldcbbecbmadecbduringcbthecbsamecbcalendarcbmont
hcbeachcbyearcbifcbpossiblecb.cb-cbcorrectcbanswer✔ ✔ True
boilercboperatorcboperatingcbacbboilercbwithoutcbacblicensecbshallcbbecbguiltycbofcbacbmisdem
eanorcbandcbuponcbconvictioncbthereofcbshallcbbecbpunishedcbbycbacbfinecbofcbnotcblesscbtha
ncb$cb25.00cbandcbnotcbmorecbthancb$cb100.00cb,cbandcbincbadditioncbmaycbbecbimprisonedcbf
cb cb
QUESTIONScb1.cbWhichcbvalvescbarecblocatedcbbetweencbthecbboilercbandcbthecbfeedwater
pumpcb?cb-
cb
correctcbanswer✔ ✔ socbthatcbthecbboilercbcancbbecbisolatedcbincbthecbFeedwatercbStop
cb
ValvecbiscbalwayscbAnswercb:cbFeedwatercbStopcbValvecb&cbFeedwatercbCheckcbValvecb.cb
cb
Thecblocatedcbascbclosecbtocbthecbboilercbascbpossiblecbeventcbofcbacbleakingcbcheckcbvalvecb
orcbpipingcb.
2.cbWhatcbiscbthecbfunctioncbofcbthecbcheckcbvalvecb?cb-cbcorrectcbanswer✔ ✔
Answercb:cbTocbpreventcbthecbboilercbpressurecbfromcbforcingcbthecbboilercbwatercbAllowscb
flowcbincbonlycbonecbdirectioncb.cbbackcbintocbacbfeedwatercbtankcborcbdeaeratorcbwhencbthecb
pumpcbshutscboffcb.
AllowscbFourcbsafetycbfeaturescbrequiredcboncbthecbsteamcbboilercbarecb:cb-cbcorrectcbanswer
✔ ✔ safetycbAnswercb:cbSafetycbreliefcbvalvecb,cbblowcb-
downcbvalvecb,cblowcbwatercbcutcb-cboffcb,cbandcbpressurecbgauge
cb
Safetycbreliefcbvalvescbshouldcbbecbsetcbbycb:cb-cbcorrectcbanswer✔ ✔
Answercb:cbAcbQualifiedcbsafetycbvalvecbtechniciancborcbrepresentativecbofcbthecbmanufact
urercb.
,Whichcbpressurecbiscbconsideredcbtocbbecbthatcbofcbacblowcb-cbpressurecbboilercb?cb-
correctcbanswer✔ ✔ ocbAnswercb:cb0-15cbPSIcbMAWP
cb
offcb,cbrepresentativecbboilercb?cbWhatcbcouldcbhappencbifcbacbsteamcbvalvecbiscbopenedcbqui
cklycb?cb-cbcorrectcbanswer✔ ✔
watercboffcb.cboffcb,cbandcbrepresentativecbofcb?cbAnswercb:cbCarryovercbandcbPrimingcbofcbt
hecbBoilercbWatercb,cbcausingcbthecbboilercbwatercbtocbbecbsiphonedcboutcbofcbthecbboilercbre
sultingcbincbwatercbhammercbtocbthecbsteamcblinescb&cbequipmentcb.
Nocbvalvecbofcbanycbdescriptioncbshallcbbecbplacedcbbetweencbthecbrequiredcbsafetycbreliefcb
valvecborcbvalvescbandcbthecbboilercb,cborcboncbthecbdischargecbpipecbbetweencbthecbsafetycb
valvecbandcbthecbatmospherecb!cb-cbcorrectcbanswer✔ ✔ True
8.cbAcbhighcb-
pressurecbboilercbiscbonecbwhichcbgeneratescbsteamcborcbvaporcbatcbpressurecbofcbabovecb
cb
-cbcorrectcbanswer✔ ✔ Abovecb15cbPSI
Howcbmaycbthecbwatercb-cbgaugecbglasscboncbacbBoilercbindicatecbacbfalsecbwatercblevelcb?cb-
correctcbanswer✔ ✔
cb
Answercb:cbTherecbmaycbbecbancbobstructioncb(cbscb)cbincbthecbwatercbgaugecbfixturecbwater
columncb,cborcbthecbpipingcbconnectingcbthecbcolumncbtocbthecbboilercbpropercborcbthecbgau
cb
gecbglasscbvalvescbarecbclosedcb!
, 10.cbWhatcbconditioncbwillcbcausecbsmokecbandcbsootcbresultingcbincbacblosscbofcbheatcbtrans
fercbefficiencycbandcbthecbcreationcbofcbdangerouscbcarboncbmonoxidecbgasescb?cb-
correctcbanswer✔ ✔ Answercb:cbIncompletecbCombustion
cb
WhatcbiscbthecbpurposecbofcbacbRefractorycbShelfcborcbacbbafflecbwallcbincbacbboilercb?cb-
correctcbanswer✔ ✔
cb
Answercb:cbTocbcausecbmultiplecbpassescbincbacbfiretubecbboilercbforcbefficiencycbdistribute
flamecbevenlycbincbacbgenerationcbsectioncbofcbacbwatertubecbboilercbforcbbettercbheatcbtran
cb
sfercb.
12.cbAcbResiduecbformedcbincbacbboilercbbycbaddingcbfeedwatercbchemicalscbtocbthecbboilercb
watercbtocbpreventcbthecbscalecbfromcbformingcboncbthecbtubescbandcbturncbthecbscalecbformi
ngcbsaltscb-cbcorrectcbanswer✔ ✔ ?cbAnswercb:cbIntocbacbNoncb-cbAdheringcbSludge
Highcb-
PressurecbSteamcbBoilerscbmustcbbecbinspectedcbinternallycbandcbexternallycbatcbleastcbon
cb
cecbeachcbyearcb.cbThecbinspectioncbshouldcbbecbmadecbduringcbthecbsamecbcalendarcbmont
hcbeachcbyearcbifcbpossiblecb.cb-cbcorrectcbanswer✔ ✔ True
boilercboperatorcboperatingcbacbboilercbwithoutcbacblicensecbshallcbbecbguiltycbofcbacbmisdem
eanorcbandcbuponcbconvictioncbthereofcbshallcbbecbpunishedcbbycbacbfinecbofcbnotcblesscbtha
ncb$cb25.00cbandcbnotcbmorecbthancb$cb100.00cb,cbandcbincbadditioncbmaycbbecbimprisonedcbf
