AFF Exit Exam • Set 3 Question 6 of 30

In a fixed CO2 fire extinguishing system where pressure from pilot cylinders is used to release the CO2 from the main bank of cylinders, the number of required pilot cylinders shall be at least:

✓

Direct Answer

Option C: 2

According to SOLAS regulations and the FSS Code, in a fixed CO2 system where pilot cylinders release CO2 from the main bank, there must be at least two pilot cylinders. This redundancy ensures system reliability, so a single pilot cylinder failure does not render the entire system inoperable.

All Options

A

4

B

3

C

2 (Correct Answer)

D

6

Detailed Explanation & Context

According to SOLAS regulations and the FSS Code, in a fixed CO2 system where pilot cylinders release CO2 from the main bank, there must be at least two pilot cylinders. This redundancy ensures system reliability, so a single pilot cylinder failure does not render the entire system inoperable.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Fire Fighting (AFF).

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