The oil of a speed control governor on one of your tug's main diesel engines is foaming excessively, and internally governor parts are sticking due to corrosion. What is the most likely cause?

Question

Accepted Answer

The oil is excessively contaminated with water.

Answer

The type of oil used is incompatible with governor seals.

Answer

The oil is excessively contaminated with solids.

Answer

The viscosity grade of the oil is improper for existing temperature conditions.

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