Explain the purpose of the oil scavenge system and how it differs from the pressure lubrication path.

• A. The oil scavenge system filters air and vents oil vapor to atmosphere.
• B. The oil scavenge system provides cooling for engine oil only during start.
• C. The pressure lubrication path circulates oil to bearings and gear interfaces.
• D. The oil scavenge system returns used oil from bearings to the oil tank; the pressure lubrication path supplies fresh oil to bearings and gear interfaces.

Answer: (D)