First Class Steam License Study Guide Exam Prep
FIRST CLASS STEAM LICENSE STUDY GUIDE EXAM PREP
NEWEST 2026/2027 ACTUAL EXAM COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
pulverizing coal allows__________ - Correct Answer-for closer contact
between the coal and oxygen for complete combustion
draft is ____________caused by a difference in pressure between two
points - Correct Answer-the flow of air or gases of combustion
natural draft is the result of temperature differences between
__________ - Correct Answer-air and gasses of combustion
in a high-pressure gas system, the air mixes with the gas in the
_________ - Correct Answer-burner register
a measuring instrument can use a___________to send a signal to a
controller - Correct Answer-transmitter
1|Page
, First Class Steam License Study Guide Exam Prep
pulverized coal is ground into a fine powder and blown into the
combustion chamber where it is burned in ___________ - Correct
Answer-suspension
a control system uses a__________to execute a control strategy -
Correct Answer-control Loop
water weighs approximately__________lb/gal - Correct Answer-8.3
lb/gal
induced draft is produced by pulling air through the boiler furnace with
a fan located in the ____________ - Correct Answer-breeching
a control Loop uses a____________as the control element - Correct
Answer-steam pressure controller
codes may require that a(n) __________be positioned before the firing-
rate valve that controls the volume of gas to the burner - Correct
Answer-manual shutoff
valve
What is the purpose of steam traps? - Correct Answer-1. To trap steam.
2. Vent air.
2|Page
, First Class Steam License Study Guide Exam Prep
3. Remove condensate from steam lines.
What is the purpose of the steam strainer? - Correct Answer-To keep
rust and debris from entering the inlet side of a steam trap.
Which valve cannot be used as a main steam valve?
A. Globe
B. Gate
C. OS&Y - Correct Answer-Globe.
The 2 types of steam traps are: - Correct Answer-Return and Non-
Return.
The 4 kinds of steam traps: - Correct Answer-1. Thermostatic
2. Float Thermostatic.
3. Inverted Bucket.
4. Thermodynamic.
Name 2 tests for steam trap operation. - Correct Answer-1. Strap on
thermometers.
2. Temperature crayons.
3|Page
FIRST CLASS STEAM LICENSE STUDY GUIDE EXAM PREP
NEWEST 2026/2027 ACTUAL EXAM COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
pulverizing coal allows__________ - Correct Answer-for closer contact
between the coal and oxygen for complete combustion
draft is ____________caused by a difference in pressure between two
points - Correct Answer-the flow of air or gases of combustion
natural draft is the result of temperature differences between
__________ - Correct Answer-air and gasses of combustion
in a high-pressure gas system, the air mixes with the gas in the
_________ - Correct Answer-burner register
a measuring instrument can use a___________to send a signal to a
controller - Correct Answer-transmitter
1|Page
, First Class Steam License Study Guide Exam Prep
pulverized coal is ground into a fine powder and blown into the
combustion chamber where it is burned in ___________ - Correct
Answer-suspension
a control system uses a__________to execute a control strategy -
Correct Answer-control Loop
water weighs approximately__________lb/gal - Correct Answer-8.3
lb/gal
induced draft is produced by pulling air through the boiler furnace with
a fan located in the ____________ - Correct Answer-breeching
a control Loop uses a____________as the control element - Correct
Answer-steam pressure controller
codes may require that a(n) __________be positioned before the firing-
rate valve that controls the volume of gas to the burner - Correct
Answer-manual shutoff
valve
What is the purpose of steam traps? - Correct Answer-1. To trap steam.
2. Vent air.
2|Page
, First Class Steam License Study Guide Exam Prep
3. Remove condensate from steam lines.
What is the purpose of the steam strainer? - Correct Answer-To keep
rust and debris from entering the inlet side of a steam trap.
Which valve cannot be used as a main steam valve?
A. Globe
B. Gate
C. OS&Y - Correct Answer-Globe.
The 2 types of steam traps are: - Correct Answer-Return and Non-
Return.
The 4 kinds of steam traps: - Correct Answer-1. Thermostatic
2. Float Thermostatic.
3. Inverted Bucket.
4. Thermodynamic.
Name 2 tests for steam trap operation. - Correct Answer-1. Strap on
thermometers.
2. Temperature crayons.
3|Page
