USCG Exam PracticeBearings, lubrication, and care of machine parts
Steam turbine driven propulsion and auxiliary generating machinery that depends on forced lubrication must, under federal regulation, be arranged to do what upon failure of the lubricating system?
- A. Activate an audible alarm and reduce speed to half ahead
- B. Transfer automatically to the gravity lube-oil tank
- ✓ Shut down automaticallyCorrect
- D. Engage the jacking gear to slow the rotor gradually
Why C is correct
46 CFR §56.50-80(g) requires that steam turbine driven propulsion and auxiliary generating machinery depending on forced lubrication must be arranged to shut down automatically upon failure of the lubricating system. The emergency oil supply requirement in §56.50-80(i) is a separate provision for steam driven propulsion machinery.
Cited:46 CFR §56.50-80(g)