AFF Exit Exam • Set 3 Question 17 of 30

While you are working in a space, the fixed CO2 system is accidentally activated. You should:

✓

Direct Answer

Option C: retreat to fresh air and ventilate the compartment before returning

If a CO2 system activates accidentally while you are in the space, the immediate priority is personal safety. Retreating to fresh air and ensuring the compartment is ventilated before re-entry is crucial as CO2 displaces oxygen, posing an asphyxiation risk.

All Options

A

continue with your work as there is nothing you can do to stop the flow of CO2

B

secure the applicators to preserve the charge in the cylinders

C

retreat to fresh air and ventilate the compartment before returning (Correct Answer)

D

make sure all doors and vents are secured

Detailed Explanation & Context

If a CO2 system activates accidentally while you are in the space, the immediate priority is personal safety. Retreating to fresh air and ensuring the compartment is ventilated before re-entry is crucial as CO2 displaces oxygen, posing an asphyxiation risk.

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

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