Which component helps in ensuring a constant supply of oil to the main oil pump?

• A. Deaerator
• B. Vent
• C. Oil Level Transmitter
• D. Coarse Mesh Screens

Answer: (B)

The component that ensures a constant supply of oil to the main oil pump is the vent. The vent helps to maintain proper atmospheric pressure in the oil reservoir, allowing the oil to flow freely without creating a vacuum that could hinder the pump's operation. When a vent is properly functioning, it allows air to enter the reservoir as oil is drawn out, which prevents the formation of negative pressure and ensures a steady supply to the pump.

In contrast, the other components listed serve different functions. A deaerator primarily removes air from the oil to enhance its performance and prevent cavitation. The oil level transmitter monitors the oil level but does not actively aid in the movement or flow of oil. Coarse mesh screens filter larger contaminants from the oil but do not directly contribute to the maintenance of a constant supply to the main oil pump. Each plays its role, but the vent is specifically crucial for ensuring the ongoing, uninterrupted flow of oil.