Fixed carbon dioxide fire-extinguishing systems should be kept in good
working order and readily available for immediate use. Maintenance and inspections
should be carried out in accordance with the ship's maintenance plan having due regard
to ensuring the reliability of the system. The onboard maintenance plan should be
included in the ship's safety management system and should be based on the system
manufacturer's recommendations including:
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.1 maintenance and inspection procedures and instructions;
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.2 required schedules for periodic maintenance
and inspections;
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.3 listing of recommended spare parts; and
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.4 records of inspections and maintenance, including
corrective actions taken to maintain the system in operable condition.