Which of the following is true concerning the main engine lube oil system of the marine gas turbine shown in the illustration? Illustration GT-0024

Correct Answer: Option A — The system includes a single combined lube oil supply and scavenge pump.

The lube oil system for the engine shown in illustration GT-0024 utilizes a single combined pump assembly to handle both supply and scavenge functions. This integrated design simplifies the mechanical drive requirements and ensures that oil delivery and return rates are synchronized for optimal bearing lubrication and cooling.