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Minnesotai,-Speciali,-Engineeri,-Boileri,-Licensei,-
Exam-Prep|i,-Questionsi,-withi,-Verifiedi,-
Solutionsi,-|i,-Latesti,-2025/20 26 i,-Update.
Wherei,-shouldi,-ai,-boileri,-licensei,-bei,-displayed?i,-i,- i,-Ini,-thei,-boileri,-
room
Whati,-willi,-raisei,-onei,-poundi,-ofi,-wateri,-byi,-onei,-degreei,-Fi,-i,- i,-Onei,-BTU
Wheni,-enteringi,-ai,-steami,-boileri,-roomi,-whati,-isi,-thei,-firsti,-thingi,-ani,-
operatori,-shouldi,-do?i,-i,- i,-Checki,-wateri,-level
Ai,-highi,-pressurei,-boileri,-isi,-classifiedi,-asi,-suchi,-wheni,-whati,--i,-?i,-i,- i,-
Abovei,- 15 i,-psi,i,-abovei,- 160 i,-psii,-water,i,-andi,-tempsi,-abovei,- 250 °F
Whati,-typei,-ofi,-safetyi,-valvei,-isi,-required?i,-i,- i,-A.S.M.E.i,-Approved
Wheni,-operatingi,-ai,-boiler,i,-whati,-isi,-mosti,-important?i,-i,- i,-Efficiency
Howi,-doesi,-ai,-lowi,-wateri,-fueli,-cuti,-offi,-(LWCO)i,-protecti,-ai,-boiler?i,-i,- i,-
Shutsi,-offi,-fueli,-ini,-casei,-ofi,-lowi,-water
Ifi,-youi,-cannoti,-determinei,-wateri,-leveli,-whati,-doi,-youi,-do?i,-i,- i,-shuti,-offi,-
thei,-burneri,-wheni,-ai,-lowi,-wateri,-conditioni,-exists.
Cani,-youi,-compressi,-ai,-liquid?i,-i,- i,-No
Whati,-boilersi,-arei,-lowi,-pressurei,-only?i,-i,- i,-Casti,-Ironi,-Sectionali,-andi,-
Firebox
Whati,-holdsi,-casti,-ironi,-sectionsi,-together?i,-i,- i,-Pushi,-nipplesi,-andi,-Tiei,-
Rods
Oni,-electrici,-boilers,i,-howi,-largei,-shouldi,-thei,-groundi,-wirei,-be?i,-i,- i,-Ati,-
leasti,-asi,-bigi,-asi,-thei,-largesti,-incomingi,-wire
Directsi,-flowi,-ofi,-combustioni,-gasses,i,-water,i,-and/ori,-steami,-i,- i,-Baffle
Amounti,-ofi,-timesi,-thei,-heati,-movesi,-throughi,-thei,-tubesi,-ini,-ai,-firei,-tubei,-
boileri,-i,- i,-Passes
Hardi,-surfacei,-insulationi,-(brick,i,-concrete,...)i,-i,- i,-Refractory
Cani,-operatei,-anyi,-planti,-includingi,-plantsi,-withi,-steami,-
engines/turbinesi,-i,- i,-Gradei,-Ai,-(Licensei,-Grade)
Takei,-Chargei,-(maxi,- 50 i,-hpr)
Shifti,-Engineeri,-(maxi,- 100 i,-hpr)i,-i,- i,-Speciali,-(Licensei,-Class)
Takei,-Chargei,-(maxi,- 100 i,-hpr)
Shifti,-Engineeri,-(maxi,- 500 i,-hpr)i,-i,- i,-2ndi,-Classi,-(Licensei,-Class)
Takei,-Chargei,-(maxi,- 500 i,-hpr)
Shifti,-Engineeri,-(unlimitedi,-hpr)i,-i,- i,-1sti,-Classi,-(Licensei,-Class)
Takei,-Chargei,-(unlimitedi,-hpr)
Shifti,-engineeri,-(unlimitedi,-hpr)i,-i,- i,-Chiefi,-(Licensei,-Class)
Cani,-operatei,-andi,-takei,-responsibilityi,-fori,-thei,-planti,-whilei,-oni,-dutyi,-i,-
i,-Shifti,-Engineer
Youi,-arei,-thei,-maini,-personi,-ini,-chargei,-ofi,-thei,-plant.i,-Youi,-supervisei,-
shifti,-engineers.i,-i,- i,-Takei,-Charge
=i,- 10 i,-sq.i,-Fti,-ofi,-heatingi,-surfacei,-i,- i,- 1 i,-boileri,-horsepoweri,-=
1 i,-galloni,-ofi,-wateri,-weighsi,-_____i,-poundsi,-i,- i,-8.
_____i,-kilowattsi,-=i,- 1 i,-horsepoweri,-i,- i,- 10 i,-kilowattsi,-(fori,-licensing)
__________i,-BTU/hri,-=i,- 1 i,-horsepoweri,-i,- i,-67,000i,-BTU/hri,-(fori,-
licensing)
Hydronici,-systemsi,-havei,-a(n)i,-______________i,-toi,-turni,-thei,-burneri,-oni,-ori,-
offi,-i,- i,-Aquastat
Whati,-preventsi,-thermali,-shocki,-ini,-ai,-hydronici,-system?i,-i,- i,-Lowi,-
wateri,-cuti,-off
Inexpensive
Corrosioni,-resistance
Brittle
Lowi,-pressurei,-only
Comesi,-ini,-sectionsi,-i,- i,-Casti,-ironi,-sectioni,-boiler
Usedi,-fori,-smalli,-toi,-mediumi,-plants
Whati,-flamesi,-arei,-generallyi,-blue?i,-i,- i,-Gasi,-flames
Whati,-flamesi,-arei,-white-ish/yellow?i,-i,- i,-Oili,-flames
Externallyi,-fired
Suspendedi,-byi,-slingsi,-overi,-furnacei,-i,- i,-HRTi,-(horizontali,-returni,-
tubular)
Portablei,-andi,-compact
Singlei,-passi,-i,- i,-Locomotive
Singlei,-pass
Turbulatori,-
Gasi,-wateri,-heateri,-i,- i,-Verticali,-firetube
Typei,-ofi,-bafflei,-thati,-hasi,-threei,-(3)i,-twistsi,-i,- i,-Turbulator
Twoi,-pass
Lowi,-pressurei,-only
Usesi,-staysi,-i,- i,-Firebox
Howi,-arei,-firetubesi,-heldi,-ini,-place?i,-i,- i,-Theyi,-arei,-expandedi,-ati,-thei,-
endsi,-toi,-supporti,-tubei,-sheeti,-theni,-flaredi,-ori,-beaded
Twoi,-(2)i,-ori,-morei,-pressurei,-vesselsi,-connectedi,-byi,-tubes
Wateri,-insidei,-tubesi,-i,- i,-Watertubei,-boilers
Whati,-arei,-thei,-commoni,-typesi,-ofi,-watertubei,-boilers?i,-i,- i,-A,i,-D,i,-O
Whati,-arei,-reasonsi,-fori,-ai,-blowdown?i,-i,- i,-Removesi,-sludge
Controli,-chemistry
Controli,-wateri,-level
Cani,-draini,-thei,-boiler
Connectsi,-boileri,-toi,-thei,-stacki,-i,- i,-Breeching
Whati,-arei,-twoi,-typesi,-ofi,-heati,-exchangers?i,-i,- i,-Economizeri,-
(preheatsi,-feedi,-water)
Airi,-preheateri,-(preheatsi,-combustioni,-air)
Howi,-manyi,-turnsi,-equalsi,-ai,-quicki,-valve?i,-i,- i,-Lessi,-thani,-fivei,-(5)i,-turns
Whati,-jointsi,-ini,-ai,-boileri,-arei,-underi,-thei,-mosti,-stress?i,-i,- i,-Thei,-longesti,-
jointi,-(longitudinal)
Onei,-passi,-throughi,-andi,-done
Water/steami,-doesi,-noti,-returni,-i,- i,-Supplyi,-boilers
Whati,-doesi,-loweringi,-thei,-stacki,-temperaturesi,-fari,-enoughi,-called?i,-i,-
i,-Condensing
Cani,-bei,-firei,-tube,i,-wateri,-tube,i,-ori,-casti,-iron
Cani,-addi,-Glycoli,-ori,-Dowi,-Thermi,-toi,-reducei,-corrosioni,-i,- i,-Hoti,-wateri,-
boilersi,-(hydronic)
Whati,-conditionsi,-doi,-Glycoli,-andi,-Dowi,-Thermi,-like?i,-i,- i,-Highi,-
temperaturesi,-andi,-lowi,-pressures
Whati,-isi,-thei,-mosti,-importanti,-valvei,-oni,-ai,-steami,-boiler?i,-i,- i,-Safetyi,-
valve
Whati,-doesi,-ai,-tri-indicatori,-gaugei,-measure?i,-i,- i,-Temperature,i,-
pressure,i,-andi,-altitude
Massi,-=i,-i,- i,-Constant
Weighti,-=i,-i,- i,-Gravity
Whati,-unitsi,-isi,-steami,-measurei,-in?i,-i,- i,-Poundsi,-peri,-houri,-(PPH)
Temperaturei,-differencesi,-causei,-_________i,-differencesi,-whichi,-drivesi,-
naturali,-circulationi,-i,- i,-Density
Howi,-manyi,-poundsi,-ofi,-wateri,-makei,-onei,-(1)i,-poundi,-ofi,-steam?i,-i,- i,-
One
Measurei,-howi,-fasti,-thei,-moleculesi,-arei,-movingi,-i,- i,-Temperature
Quantityi,-(measurei,-howi,-fasti,-andi,-howi,-many)i,-i,- i,-Heat
psiGi,-+i,-14.7i,-i,- i,-psiA
psiA-i,-14.7i,-i,- i,-psiG
thei,-abilityi,-toi,-doi,-worki,-i,- i,-Energy
Transferi,-ofi,-heati,-throughi,-directi,-contacti,-i,- i,-Conduction
Heati,-transferredi,-byi,-movementi,-ofi,-airi,-ori,-fluidsi,-(likei,-ouri,-pizza)i,-i,- i,-
Convection
Heati,-transferredi,-byi,-wavesi,-(electromagnetic)i,-i,- i,-Radiation
Ifi,-temperaturei,-goesi,-up,i,-whati,-doesi,-pressurei,-do?i,-i,- i,-Thei,-pressurei,-
goesi,-up
Howi,-cani,-youi,-measurei,-thei,-actuali,-boileri,-horsepower?i,-i,- i,-Usingi,-
thei,-evaporativei,-capacityi,-(34.5i,-pph)
Howi,-doi,-youi,-calculatei,-boileri,-efficiency?i,-i,- i,-Poweri,-outi,-dividedi,-byi,-
poweri,-ini,-(PO/PI)
Saturatedi,-steami,-=i,-weti,-steami,-=i,-i,- i,-Weti,-saturatedi,-steam
Whati,-arei,-thei,-threei,-(3)i,-typesi,-ofi,-draft?i,-i,- i,-Forced,i,-induced,i,-andi,-
natural
Whati,-causesi,-draft?i,-i,- i,-Thei,-differencei,-ini,-airi,-pressurei,-betweeni,-
twoi,-points
Alli,-boilersi,-havei,-whati,-becausei,-heati,-risesi,-naturallyi,-i,- i,-Naturali,-
draft
Usei,-ofi,-ai,-fani,-toi,-causei,-drafti,-i,- i,-Mechanicali,-draft
Fani,-ati,-thei,-inleti,-i,- i,-Forcedi,-draft
Fani,-ati,-thei,-outlet/breechi,-i,- i,-Inducedi,-draft
Whati,-isi,-iti,-calledi,-wheni,-bothi,-forcedi,-andi,-inducedi,-draftsi,-arei,-used?i,-i,-
i,-Balanced/combined
Whati,-musti,-alli,-oilsi,-be?i,-i,- i,-Atomized
Whati,-musti,-heavyi,-oilsi,-be?i,-i,- i,-Heated
Whati,-threei,-(3)i,-doi,-youi,-needi,-toi,-sustaini,-combustion?i,-i,- i,-Fuel,i,-
heat,i,-andi,-oxygen
Whyi,-arei,-heavyi,-oilsi,-heated?i,-i,- i,-Lowersi,-thei,-viscosityi,-(easieri,-toi,-
pour)
Musti,-heati,-fueli,-oili,-toi,-ignitioni,-temperaturei,-ini,-orderi,-toi,-_____?i,-i,- i,-
Ignitei,-(firei,-point)
Whati,-doesi,-ai,-duplexi,-straineri,-allowi,-youi,-toi,-do?i,-i,- i,-Bypassi,-ai,-plugi,-
andi,-keepi,-runningi,-whilei,-gettingi,-cleaned
Flamesi,-shouldi,-noti,-________i,-thei,-sidei,-walls?i,-i,- i,-Impingei,-(touch)
Wheni,-arei,-explosionsi,-mosti,-likelyi,-toi,-happen?i,-i,- i,-Ati,-lowi,-loadi,-suchi,-
asi,-starti,-up
Whati,-constitutesi,-lowi,-pressure?i,-i,- i,-Pressurei,-ati,-burneri,-isi,-ati,-ori,-
neari,-zeroi,-(0)
Whati,-constitutesi,-highi,-pressure?i,-i,- i,-Pressurei,-ati,-burneri,-isi,-ati,-ori,-
neari,-fivei,-(5)
Whati,-doesi,-ani,-expansioni,-loopi,-do?i,-i,- i,-Allowsi,-fori,-expansioni,-ini,-
thei,-piping
Separatesi,-steamsi,-fromi,-condensatei,-i,- i,-Steami,-traps
Goodi,-fori,-throttling,i,-wateri,-goesi,-ini,-lowi,-andi,-comesi,-outi,-highi,-i,- i,-
Globei,-valve
Fullyi,-openi,-ori,-closed
Cani,-bei,-risingi,-stemi,-ori,-outsidei,-stemi,-andi,-yolki,-(OSi,-andi,-Yi,-valve)i,-i,- i,-
Gatei,-valve
Safetyi,-reliefi,-valvesi,-releasei,-oni,-_____i,-andi,-_____?i,-i,- i,-Temperaturei,-
andi,-pressure
Whyi,-arei,-boileri,-crossesi,-usedi,-insteadi,-ofi,-elbowsi,-oni,-wateri,-columns?i,-
i,- i,-Theyi,-openi,-alli,-fouri,-(4)i,-directionsi,-fori,-cleaningi,-andi,-inspection
Whati,-arei,-thei,-fouri,-(4)i,-typesi,-ofi,-boileri,-steami,-systems?i,-i,- i,-Feedi,-
water,i,-steam,i,-fuel,i,-andi,-draft
Maximumi,-Allowablei,-Workingi,-Pressurei,-i,- i,-MAWP
Ai,-boileri,-feedlinei,-needsi,-whati,-twoi,-valves?i,-i,- i,-Stopi,-(closesti,-toi,-
boiler)i,-andi,-check
Whati,-arei,-fouri,-typesi,-ofi,-steami,-traps?i,-i,- i,-Invertedi,-bucket,i,-floati,-
andi,-thermostatic,i,-thermostatic,i,-ori,-thermodynamic
Wateri,-exitsi,-fromi,-thei,-edgei,-ofi,-thei,-casingi,-ati,-ai,-tangent
Suctioni,-linei,-isi,-biggeri,-thani,-thei,-dischargei,-linei,-i,- i,-Feedwateri,-
(centrifuge)i,-pump
Whati,-cani,-youi,-tryi,-wheni,-youi,-havei,-feedwateri,-pumpi,-issues?i,-i,- i,-
Increasei,-headi,-pressure,i,-cooli,-pumpi,-casing,i,-ori,-cooli,-thei,-fluid
Feedi,-linei,-________i,-actsi,-oni,-ai,-boileri,-feedi,-pumpi,-governori,-toi,-controli,-
thei,-pumpi,-speedi,-i,- i,-Pressure
Whati,-isi,-thei,-mosti,-commoni,-positivei,-displacementi,-pump?i,-i,- i,-
Pistoni,-pump
Ani,-ioni,-exchangei,-wateri,-heateri,-i,- i,-Zeolite
Whati,-arei,-advantagesi,-toi,-hoti,-wateri,-(hydronic)i,-systems?i,-i,- i,-Lessi,-
danger
Betteri,-thermali,-efficiency
Lessi,-maintenancei,-
Betteri,-controli,-ofi,-heati,-delivery
Lessi,-wateri,-loss
Feweri,-wateri,-treatmenti,-issues
Arei,-alli,-boilersi,-consideredi,-hoti,-wateri,-boilers?i,-i,- i,-Yes
Doesi,-ai,-hydronici,-boileri,-needi,-ai,-lowi,-wateri,-cutoff?i,-i,- i,-Yes
Ai,-hydronici,-boileri,-doesi,-noti,-needi,-what?i,-Becausei,-iti,-runsi,-full...i,-i,- i,-
Sighti,-glass
Whati,-cani,-ai,-pressurei,-reducingi,-valvei,-do?i,-i,- i,-Controli,-hydronici,-
systemi,-pressure
Whati,-happensi,-ifi,-youi,-addi,-ori,-releasei,-wateri,-fromi,-ai,-hydronici,-
system?i,-i,- i,-Pressurei,-goesi,-upi,-ori,-down
Thermostatsi,-operatei,-________i,-_________i,-toi,-controli,-circulatingi,-
pumpsi,-i,- i,-Zonei,-valves
