Top 20 Questions for Oral Exams of Marine Third Engineers in the UK

  1. Explain the procedure for starting a marine diesel engine.
  2. What are the key components and functions of a ship’s steering gear system?
  3. Describe the process of purifying heavy fuel oil using a purifier.
  4. How do you maintain and troubleshoot a centrifugal pump?
  5. Explain the purpose and operation of a turbocharger in a marine diesel engine.
  6. How do you carry out maintenance on a ship’s generator?
  7. Discuss the importance of bilge and ballast systems onboard a vessel.
  8. Describe the process of bunkering fuel, including safety precautions and procedures.
  9. Explain the function and operation of an oily water separator.
  10. What is the purpose of a ship’s main engine interlocks and alarms, and how do they work?
  11. Describe the operation of a ship’s refrigeration system and the maintenance required.
  12. How do you adjust the fuel injection timing on a marine diesel engine?
  13. Explain the role of a marine engineer in the event of a shipboard emergency, such as a fire or hull breach.
  14. What are the key regulations and requirements of MARPOL Annex VI, and how do they affect marine engineers?
  15. Discuss the purpose and function of a ship’s main engine lubrication system.
  16. What are the key aspects of maintaining and troubleshooting an air compressor?
  17. Describe the function and maintenance of a ship’s main engine cooling system.
  18. Explain the purpose and function of a ship’s incinerator and the regulations governing its operation.
  19. Discuss the importance of proper valve maintenance and the procedures involved.
  20. What are the key safety procedures and precautions to be followed when working in the engine room?
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