CHEMCO Exit Exam • Set 6 Question 21 of 30

How the speed of the portable pump can be varied?

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Direct Answer

Option D: The portable pump is always rigged with its own flow control valve which is used for speed variation

The speed of a portable Framo pump is controlled by its own dedicated flow control valve. This valve regulates the hydraulic oil supply to the motor, allowing for precise speed adjustment during operation.

All Options

Portable pump speed cannot be varied

Using the flow control valve of the main cargo pump

By varying the speed of the feed pump

The portable pump is always rigged with its own flow control valve which is used for speed variation (Correct Answer)

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).

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