Engine Overhaul and Light Sport
Aircraft Exam 2025 Newest Exam
Questions And Correct Answers |
Passed
Welding of an aircraft structural part is: - Answer- A major repair.
What NDT method uses AC current and is used on thin non-ferrous materials? -
Answer- Eddy current
What type of scraper is used on aluminum crankcase halves? - Answer- A material
softer than aluminum.
Who is responsible for determining if an aircraft is in condition for safe flight? - Answer-
The pilot in command.
When are engine hours reset to zero? - Answer- At rebuild.
What is the hour tolerance for LSA engine maintenance? - Answer- + or - 10 hrs.
Which of the following can inspect and approve an engine major repair for return to
service? - Answer- Certificated mechanic with inspection authorization
The holder of a repairman certificate with a light-sport aircraft rating. - Answer- They
may perform maintenance and preventive maintenance on light-sport aircraft .
What NDT method is preferred on ferrous metals? - Answer- Magnetic particle
inspection.
During overhaul, the disassembled parts of an engine are usually degreased with some
form of mineral spirits solvent rather than water-mixed degreasers primarily because -
Answer- water-mixed degreaser residues may cause engine oil contamination in the
overhauled engine.
Why are LSA engines operated with MOGAS instead of AVGAS. - Answer- AVGAS can
cause wear and deposits in the combustion chamber to increase, due to higher lead
content.
Which of the following contains approved data for performing a major repair to an
aircraft engine? - Answer- Manufacturer's maintenance instructions when FAA
approved.
Aircraft Exam 2025 Newest Exam
Questions And Correct Answers |
Passed
Welding of an aircraft structural part is: - Answer- A major repair.
What NDT method uses AC current and is used on thin non-ferrous materials? -
Answer- Eddy current
What type of scraper is used on aluminum crankcase halves? - Answer- A material
softer than aluminum.
Who is responsible for determining if an aircraft is in condition for safe flight? - Answer-
The pilot in command.
When are engine hours reset to zero? - Answer- At rebuild.
What is the hour tolerance for LSA engine maintenance? - Answer- + or - 10 hrs.
Which of the following can inspect and approve an engine major repair for return to
service? - Answer- Certificated mechanic with inspection authorization
The holder of a repairman certificate with a light-sport aircraft rating. - Answer- They
may perform maintenance and preventive maintenance on light-sport aircraft .
What NDT method is preferred on ferrous metals? - Answer- Magnetic particle
inspection.
During overhaul, the disassembled parts of an engine are usually degreased with some
form of mineral spirits solvent rather than water-mixed degreasers primarily because -
Answer- water-mixed degreaser residues may cause engine oil contamination in the
overhauled engine.
Why are LSA engines operated with MOGAS instead of AVGAS. - Answer- AVGAS can
cause wear and deposits in the combustion chamber to increase, due to higher lead
content.
Which of the following contains approved data for performing a major repair to an
aircraft engine? - Answer- Manufacturer's maintenance instructions when FAA
approved.
