STEAM ENGINEER LICENSE 3RD CLASS
STATIONARY EXAM 2026-2027 QUESTIONS
AND ANSWERS GRADED A+
_________ are necessary for complete combustion
time, temperature, mixture, and atomization
if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______
214.7
a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at
398 PSI. The blowdown is______psi
12
an oil cooler is commonly used with a(n) ________ when operating in conjunction
with a turbo-generator
steam turbine
a boiler is producing 40,000lb of steam/hr at a pressure of 100 PSI and a steam
temperature of 500 degrees Fahrenheit. The steam produced is _______ steam
,superheated
the economizer on a boiler is used to _______
add heat to the feed water
blowers are normally used with________ boilers
water tube
overheating of tubes on a boiler can be caused by________
scale on tubes
carbon dioxide in a condensate return system causes_________
channeling
a ________ pump is a positive displacement pump
reciprocating
a boiler generating 6000 lb of steam/hr produces _______btu/hr
6,000,000
,a bottom blowdown is performed on a boiler to _____
discharge sludge and sediment
water columns are connected to the boiler with a minimum of _______" pipe
1
the minimum size of a water column blowdown valve is_______".
3/4
the maximum size bottom blowdown valve on a boiler is_________".
2 1/2
a ________ allows condensate to pass through, but stops Steam.
a steam trap
when taking over a shift, the first thing to do is check the________
water level in each boiler
, according to the asme code, a high-pressure boiler having more than 500 square
feet of heating surface shall have________
two or more safety valves
the probable cause of an increase in temperature of gases of combustion at the
boiler Outlet is____
dirty heating services
boilers in battery equipped with________ must have two main steam stop valves
and a free-flowing drain between them
manhole openings
in order to be sure the gauge glass is indicating an accurate water level reading, the
stationary engineer should______
blowdown the gauge glass
a continuous blowdown line is located___
in the Steam and water drum well below the nowl
a temperature reading of 80 degrees Celsius is equal to_________°f
176
STATIONARY EXAM 2026-2027 QUESTIONS
AND ANSWERS GRADED A+
_________ are necessary for complete combustion
time, temperature, mixture, and atomization
if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______
214.7
a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at
398 PSI. The blowdown is______psi
12
an oil cooler is commonly used with a(n) ________ when operating in conjunction
with a turbo-generator
steam turbine
a boiler is producing 40,000lb of steam/hr at a pressure of 100 PSI and a steam
temperature of 500 degrees Fahrenheit. The steam produced is _______ steam
,superheated
the economizer on a boiler is used to _______
add heat to the feed water
blowers are normally used with________ boilers
water tube
overheating of tubes on a boiler can be caused by________
scale on tubes
carbon dioxide in a condensate return system causes_________
channeling
a ________ pump is a positive displacement pump
reciprocating
a boiler generating 6000 lb of steam/hr produces _______btu/hr
6,000,000
,a bottom blowdown is performed on a boiler to _____
discharge sludge and sediment
water columns are connected to the boiler with a minimum of _______" pipe
1
the minimum size of a water column blowdown valve is_______".
3/4
the maximum size bottom blowdown valve on a boiler is_________".
2 1/2
a ________ allows condensate to pass through, but stops Steam.
a steam trap
when taking over a shift, the first thing to do is check the________
water level in each boiler
, according to the asme code, a high-pressure boiler having more than 500 square
feet of heating surface shall have________
two or more safety valves
the probable cause of an increase in temperature of gases of combustion at the
boiler Outlet is____
dirty heating services
boilers in battery equipped with________ must have two main steam stop valves
and a free-flowing drain between them
manhole openings
in order to be sure the gauge glass is indicating an accurate water level reading, the
stationary engineer should______
blowdown the gauge glass
a continuous blowdown line is located___
in the Steam and water drum well below the nowl
a temperature reading of 80 degrees Celsius is equal to_________°f
176
