CHEMCO Exit Exam • Set 7 Question 20 of 30

By which adjustment does the air flow controller regulates the air flow?

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Direct Answer

Option B: Damper movement

The air flow controller regulates airflow by adjusting the position of dampers in the air intake. This precise control ensures the correct air-fuel ratio for efficient combustion, preventing smoke and maximizing boiler output, as per ISGOTT guidelines.

All Options

Forced draft fan speed

Damper movement (Correct Answer)

Boiler water test

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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