During the annual servicing of your ship's fixed CO2 system, you receive the report shown in the illustration. Which CO2 cylinders require recharging? Illustration SF-0014

USCG Exam Illustration SF-0014
USCG Examination Diagram: Illustration SF-0014
Official USCG Answer & Rule Citation

Correct Answer: Option B — 103 and 108

Fixed CO2 systems must be maintained per 46 CFR 34.15. Annual inspections verify cylinder weight and pressure. If a cylinder’s weight drops more than 10% below its stamped full weight, it must be recharged. In this specific technical illustration, cylinders 103 and 108 fall below the required threshold.

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