Top 10 Questions for Air Technician Interview

1. What are the most common causes of aircraft engine failure?

There are several common causes of aircraft engine failure, including:

• Fuel system problems: This can include fuel starvation, contamination, or leaks.
• Air induction system problems: This can include blocked or damaged air filters, or ice formation in the intake.
• Lubrication system problems: This can include low oil pressure, oil leaks, or contaminated oil.
• Cooling system problems: This can include overheating, coolant leaks, or damaged radiators.
• Ignition system problems: This can include faulty spark plugs, wires, or coils.

2. How would you troubleshoot an aircraft engine that is not starting?

Electrical system checks

• Check the battery voltage and connections.
• Check the starter motor and solenoid.
• Check the wiring and connections for damage.

Fuel system checks

• Check the fuel quantity and quality.
• Check the fuel lines and fittings for leaks or blockages.
• Check the fuel pump and filter.

Air intake system checks

• Check the air filter for blockages.
• Check the intake manifold for leaks or damage.
• Check the throttle valve for proper operation.

3. What are the different types of aircraft engine inspections?

There are several different types of aircraft engine inspections, including:

• Scheduled inspections: These are performed at regular intervals, as specified by the manufacturer.
• Unscheduled inspections: These are performed when there is a suspected problem with the engine.
• Borescope inspections: These are performed using a borescope, which is a thin, flexible tube with a camera on the end.
• Tear-down inspections: These are performed when the engine is removed from the aircraft and disassembled.

4. What are the most important safety precautions to take when working on aircraft engines?

• Always follow the manufacturer’s instructions.
• Wear appropriate safety gear, including gloves, eye protection, and ear protection.
• Ensure that the aircraft is properly secured and chocked.
• Do not work on a hot engine.
• Be aware of potential hazards, such as rotating parts, hot surfaces, and electrical wires.
• Never use open flames or sparks near the engine.

5. What are the different types of aircraft engine maintenance tasks?

• Routine maintenance: This includes tasks such as oil changes, filter changes, and spark plug replacements.
• Scheduled maintenance: This includes tasks such as inspections, overhauls, and repairs.
• Unscheduled maintenance: This includes tasks that are performed when there is a suspected problem with the engine.
• Emergency maintenance: This includes tasks that are performed to repair a damaged engine.

6. What are the most common types of aircraft engine repairs?

• Cylinder repairs: This includes tasks such as replacing pistons, rings, and valves.
• Head repairs: This includes tasks such as replacing valves, guides, and seals.
• Crankcase repairs: This includes tasks such as replacing bearings, seals, and gaskets.
• Turbocharger repairs: This includes tasks such as replacing bearings, seals, and blades.
• Fuel injector repairs: This includes tasks such as replacing nozzles, filters, and O-rings.

7. What are the different types of aircraft engine overhauls?

• Top overhaul: This includes tasks such as replacing cylinders, pistons, rings, and valves.
• Major overhaul: This includes tasks such as replacing the crankshaft, bearings, and seals.
• Complete overhaul: This includes tasks such as disassembling the entire engine and replacing all worn or damaged parts.

8. What are the most important quality control procedures to follow when performing aircraft engine maintenance?

• Always follow the manufacturer’s instructions.
• Use only approved parts and materials.
• Inspect all work carefully before releasing the aircraft for service.
• Maintain accurate records of all maintenance performed.
• Follow all applicable safety regulations.

9. What are the different types of aircraft engine modifications?

There are several different types of aircraft engine modifications, including:

• Performance modifications: These are modifications that are designed to improve the engine’s power, speed, or efficiency.
• Reliability modifications: These are modifications that are designed to improve the engine’s reliability and durability.
• Safety modifications: These are modifications that are designed to improve the engine’s safety.
• Cosmetic modifications: These are modifications that are designed to improve the engine’s appearance.

10. What are the most important factors to consider when selecting an aircraft engine?

• Power: The engine must have enough power to meet the aircraft’s performance requirements.
• Weight: The engine must be as light as possible without sacrificing power or reliability.
• Reliability: The engine must be reliable and durable enough to meet the aircraft’s operating requirements.
• Efficiency: The engine must be as efficient as possible to minimize fuel consumption.
• Cost: The engine must be affordable to purchase, operate, and maintain.

Air Technicians are responsible for the maintenance, repair, and operation of aircraft and aircraft systems. In this role, you will be expected to perform various tasks, including:

1. Aircraft Maintenance

Inspecting and maintaining aircraft to ensure their airworthiness and safety.

• Conducting scheduled and unscheduled maintenance checks on aircraft, including inspections, repairs, and replacements.
• Replacing faulty parts and components, such as engines, avionics, and hydraulic systems.

2. Troubleshooting and Repair

Identifying and resolving malfunctions and defects in aircraft systems.

• Using diagnostic tools and testing equipment to identify the source of problems.
• Repairing or replacing faulty components and systems to restore aircraft functionality.

3. Aircraft Modifications

Implementing modifications and upgrades to aircraft as per design changes or regulatory requirements.

• Installing new or upgraded avionics, navigation systems, and other equipment.
• Making structural modifications to aircraft, such as adding or removing components.

4. Quality Assurance

Ensuring the quality and safety of aircraft maintenance and repair work.

• Inspecting and testing aircraft after maintenance or repair to ensure they meet safety standards.
• Maintaining detailed records and documentation of all maintenance and repair work performed.

To ace your interview for an Air Technician role, consider the following tips:

1. Research the Company and Role

Thoroughly research the aviation industry, the company you’re applying to, and the specific role you’re seeking. This will give you a deep understanding of the company’s operations, their expectations, and the technical expertise required for the job.

2. Highlight Your Technical Skills

Emphasize your technical skills and experience in aircraft maintenance and repair. Provide specific examples of your abilities, such as troubleshooting complex issues, repairing major aircraft systems, or performing specialized modifications.

3. Showcase Your Attention to Detail

Air Technicians play a crucial role in ensuring aircraft safety, so your attention to detail is essential. During the interview, highlight your meticulous approach to work, your ability to detect potential problems, and your commitment to quality.

4. Communicate Clearly and Effectively

Effective communication is key in aviation, especially for Air Technicians who need to collaborate with pilots, mechanics, and other team members. Demonstrate your ability to convey technical information clearly and concisely, both orally and in writing.

5. Prepare Questions for the Interviewer

Asking thoughtful questions at the end of the interview shows your interest and engagement. Prepare insightful questions about the company’s maintenance practices, the types of aircraft you’ll be working on, or the opportunities for professional development.