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Home > Exam Questions > ATPL - Airline Transport Pilot Licence > Aircraft General Knowledge - Airframe, Systems, Powerplant > Which statement most accurately describes the factors affecting piston-engine oil consumption?

433 - ATPL Question Bank in English - Which statement most accurately describes the factors affecting piston-engine oil consumption?

Question 433 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot Licence

It depends only on engine temperature, regardless of wear or leaks

It depends only on the original piston-ring arrangement, regardless of operating conditions or engine condition

It depends on engine condition, including rings and seals, oil losses, operating conditions and the approved oil used; no single RPM value accounts for all causes

It depends only on the type of oil, regardless of engine condition or operation

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