MINNESOTA SPECIAL BOILER LICENSE
PRACTICE EXAM 2026 PRACTICE
QUESTIONS AND CORRECT ANSWERS
SPECIAL ENGINEER STUDY GUIDE A+
EXAM PREP
A high pressure boiler of 25 HO should be checked every? - CORRECT
ANSWER-24 hrs.
The first and most important task for a boiler operator entering a boiler
room is to check the ______ of all boilers on-line? - CORRECT
ANSWER-Water level
The low-water fuel cut off is tested by blowing its float chamber or doing
a(n) ______test? - CORRECT ANSWER-Evaportaion
According to the Minnesota boiler statues a high pressure boiler plant 31 to
200 horsepower may be left in operation unattended by an operating
engineer for no more than _______consecutive hours when the permisses
are occupied by employees or the public? - CORRECT ANSWER-Two
In most US jurisdictions , a(n)________boiler inspection is mandated by
law? - CORRECT ANSWER-Annual
, Boiler operating data commonly recorded in a boiler room logbook
includes? - CORRECT ANSWER-When the boiler checks were made, Who
made the boiler checks, What specific checks were made.
The most important common steam pressure gauge by the movement of
a(n). - CORRECT ANSWER-Bourdon Tube
A high pressure steam boiler is a boiler with an MAVP of more
than_______psi? - CORRECT ANSWER-15
When performing an evaporation test, the water in the sight/gauge
glass_______? - CORRECT ANSWER-Must be visible the operator at all
times.
Boilers equipped with 2 LWCO's must have what on the auxiliary LWCO? -
CORRECT ANSWER-Manual reset
An indicator of soot build-up on a boiler is? - CORRECT ANSWER-High
Stack temperature
The purpose of the lever on a safety valve is? - CORRECT ANSWER-To
test the operation
How many way can heat be transferred? - CORRECT ANSWER-Three
(Conduction -- Convection -- Radiation)
PRACTICE EXAM 2026 PRACTICE
QUESTIONS AND CORRECT ANSWERS
SPECIAL ENGINEER STUDY GUIDE A+
EXAM PREP
A high pressure boiler of 25 HO should be checked every? - CORRECT
ANSWER-24 hrs.
The first and most important task for a boiler operator entering a boiler
room is to check the ______ of all boilers on-line? - CORRECT
ANSWER-Water level
The low-water fuel cut off is tested by blowing its float chamber or doing
a(n) ______test? - CORRECT ANSWER-Evaportaion
According to the Minnesota boiler statues a high pressure boiler plant 31 to
200 horsepower may be left in operation unattended by an operating
engineer for no more than _______consecutive hours when the permisses
are occupied by employees or the public? - CORRECT ANSWER-Two
In most US jurisdictions , a(n)________boiler inspection is mandated by
law? - CORRECT ANSWER-Annual
, Boiler operating data commonly recorded in a boiler room logbook
includes? - CORRECT ANSWER-When the boiler checks were made, Who
made the boiler checks, What specific checks were made.
The most important common steam pressure gauge by the movement of
a(n). - CORRECT ANSWER-Bourdon Tube
A high pressure steam boiler is a boiler with an MAVP of more
than_______psi? - CORRECT ANSWER-15
When performing an evaporation test, the water in the sight/gauge
glass_______? - CORRECT ANSWER-Must be visible the operator at all
times.
Boilers equipped with 2 LWCO's must have what on the auxiliary LWCO? -
CORRECT ANSWER-Manual reset
An indicator of soot build-up on a boiler is? - CORRECT ANSWER-High
Stack temperature
The purpose of the lever on a safety valve is? - CORRECT ANSWER-To
test the operation
How many way can heat be transferred? - CORRECT ANSWER-Three
(Conduction -- Convection -- Radiation)
