How do you manually lockout an SSS clutch?
Official USCG Answer & Rule Citation
Correct Answer: Option C — Using the special wrench provided.
Manual lockout of an SSS clutch requires the use of a specific manufacturer-provided tool to engage the internal locking mechanism. This procedure ensures the clutch remains in the disengaged position, preventing accidental engagement during engine testing or maintenance, which is vital for personnel safety and equipment protection.
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