STATIONARY ENGINEERING EXAM PAPER
2026 COMPLETE QUESTIONS AND
ANSWERS GRADED A+
◉What is the sequence of operation with a quick-opening valve,
when blowing down a boiler equipped with both a quick-opening
valve and a screw type valve?. Answer: The quick-opening valve is
opened first and closed last
◉How is a steam pressure gauge calibrated?. Answer: In pounds per
square inch
◉What is the purpose of a water column?. Answer: To reduce
turbulence in the gauge glass to get a more accurate reading of the
water level
◉Why should soot be removed from the boiler tubes?. Answer: For
better heat transfer
◉What is the most important fitting on a boiler?. Answer: The safety
valve
, ◉Who is in charge of doing the repairs on a safety valve?. Answer:
The manufacture or manufacturer's authorized representative.
◉The deposits of calcium and magnesium carbonates on the boiler
heating surface can cause what?. Answer: Scaling
◉What is a direct cause of overheating boiler tubes?. Answer: Scale
formation on the tubes
◉What are try cocks?. Answer: A secondary means of determining
water level in a boiler
◉When is a high suction line on a fuel oil tank used?. Answer: When
signs of sludge and water are evident in the tank
◉What is protecting the boiler steam pressure gauge from high
temperatures?. Answer: The siphon
◉How are superheaters being prevented from overheating?.
Answer: Steam circulation
◉As steam pressure in a boiler increases, there is a corresponding
increase in what?. Answer: Temperature
2026 COMPLETE QUESTIONS AND
ANSWERS GRADED A+
◉What is the sequence of operation with a quick-opening valve,
when blowing down a boiler equipped with both a quick-opening
valve and a screw type valve?. Answer: The quick-opening valve is
opened first and closed last
◉How is a steam pressure gauge calibrated?. Answer: In pounds per
square inch
◉What is the purpose of a water column?. Answer: To reduce
turbulence in the gauge glass to get a more accurate reading of the
water level
◉Why should soot be removed from the boiler tubes?. Answer: For
better heat transfer
◉What is the most important fitting on a boiler?. Answer: The safety
valve
, ◉Who is in charge of doing the repairs on a safety valve?. Answer:
The manufacture or manufacturer's authorized representative.
◉The deposits of calcium and magnesium carbonates on the boiler
heating surface can cause what?. Answer: Scaling
◉What is a direct cause of overheating boiler tubes?. Answer: Scale
formation on the tubes
◉What are try cocks?. Answer: A secondary means of determining
water level in a boiler
◉When is a high suction line on a fuel oil tank used?. Answer: When
signs of sludge and water are evident in the tank
◉What is protecting the boiler steam pressure gauge from high
temperatures?. Answer: The siphon
◉How are superheaters being prevented from overheating?.
Answer: Steam circulation
◉As steam pressure in a boiler increases, there is a corresponding
increase in what?. Answer: Temperature
