Which of the following components removes the oil from the transfer gearbox?
Official USCG Answer & Rule Citation
Correct Answer: Option B — Lube and scavenge pump
The lube and scavenge pump assembly is a multi-element positive displacement pump. It performs the critical function of drawing oil from the gearbox sump and returning it to the storage tank, ensuring the gearbox remains dry and preventing oil churning, which would otherwise cause overheating and foaming.
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