PSCRB Exit Exam • Set 4 Question 27 of 30

What device controls the lowering speed of a davit winch when the manual brake lever is lifted?

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Direct Answer

Option A: Centrifugal brake governor inside the winch gearbox

Centrifugal brake governors integrated within davit winches automatically limit the descent velocity of lowering lifeboats, preventing free-fall acceleration even if the manual brake lever is fully disengaged.

All Options

Centrifugal brake governor inside the winch gearbox (Correct Answer)

Electric solenoid valve

Hand crank handle

Hydraulic steering pump

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Proficiency in Survival Craft and Rescue Boats (PSCRB).

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