MARYLAND STATIONARY ENGINEER GRADE 1
LICENSE EXAMINATION 2026/2027 ACTUAL EXAM
COMPLETE QUESTIONS AND VERIFIED SOLUTIONS
|BRAND NEW!!
How much clearance from the top of the boiler is needed
for a HP boiler that produces 70000 lbs of steam? -
ANSWER-7 feet
ASME CSD 1 requires the main gas burners train to have
what? - ANSWER-2 manual safety shutoff valves
Welds must be approved and witnessed who? - ANSWER-
Authorized inspector
,Hydrostatic test is done at what pressure? - ANSWER-150
times the MAWP or 50% over MAWP
During a hydro test if the boiler leaks who do you notify? -
ANSWER-Authorized boiler inspector and they will advise
you what to do.
How many low water cut offs are needed per code for hot
water boiler systems? - ANSWER-When the boiler has an
input greater than 400 000 BTU's per hr 1 L.W. cutout is
needed
,What are the minimum and maximum sizes permitted for
blowdown valves or connection? - ANSWER-(3/4 min & 2
1/2 max)
What are the gauges on a hot water boiler? - ANSWER-
Pressure gauge & temperature gauge.
What are the gauges on a steam boiler? - ANSWER-
Pressure gauge and gauge glass
A boiler operating at a pressure of 65 lbs; what is the
smallest size feed & blow off connections if the safety
valve is set at 90 psi? - ANSWER-1/2 feed & 3/4 blow off
, If a boiler has 1" blow down pipe; what diameter should
the boiler blow down tank air vent should be? - ANSWER-
2.5"
What are 3 low water cutouts? - ANSWER-Float magnet
type- it has a plunger on a float rod an a permanent
magnet with a mercury switch; Float-linkage type- a
linkage connected to a mercury switch; Submerged-
electrode type- uses an electrode make the complete
burner circuit
What does a low water cut out do in a low water
condition? - ANSWER-Shuts off the fuel supply when it
drops below the visible level
LICENSE EXAMINATION 2026/2027 ACTUAL EXAM
COMPLETE QUESTIONS AND VERIFIED SOLUTIONS
|BRAND NEW!!
How much clearance from the top of the boiler is needed
for a HP boiler that produces 70000 lbs of steam? -
ANSWER-7 feet
ASME CSD 1 requires the main gas burners train to have
what? - ANSWER-2 manual safety shutoff valves
Welds must be approved and witnessed who? - ANSWER-
Authorized inspector
,Hydrostatic test is done at what pressure? - ANSWER-150
times the MAWP or 50% over MAWP
During a hydro test if the boiler leaks who do you notify? -
ANSWER-Authorized boiler inspector and they will advise
you what to do.
How many low water cut offs are needed per code for hot
water boiler systems? - ANSWER-When the boiler has an
input greater than 400 000 BTU's per hr 1 L.W. cutout is
needed
,What are the minimum and maximum sizes permitted for
blowdown valves or connection? - ANSWER-(3/4 min & 2
1/2 max)
What are the gauges on a hot water boiler? - ANSWER-
Pressure gauge & temperature gauge.
What are the gauges on a steam boiler? - ANSWER-
Pressure gauge and gauge glass
A boiler operating at a pressure of 65 lbs; what is the
smallest size feed & blow off connections if the safety
valve is set at 90 psi? - ANSWER-1/2 feed & 3/4 blow off
, If a boiler has 1" blow down pipe; what diameter should
the boiler blow down tank air vent should be? - ANSWER-
2.5"
What are 3 low water cutouts? - ANSWER-Float magnet
type- it has a plunger on a float rod an a permanent
magnet with a mercury switch; Float-linkage type- a
linkage connected to a mercury switch; Submerged-
electrode type- uses an electrode make the complete
burner circuit
What does a low water cut out do in a low water
condition? - ANSWER-Shuts off the fuel supply when it
drops below the visible level
