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Special Hazard Routine Maintenance 6 Monthly

Special Hazard Routine Maintenance 6 Monthly

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    COMPLETE all monthly service activities as listed in Table 7.4.2.
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    Perform routine service in accordance with Section 6.
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    CHECK all mechanical and pneumatic detection devices for any condition that is likely to adversely affect their function.
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    TEST operation of automatic mechanical detection systems and confirm the alarm activates the warning system and is capable of initiating suppression system discharge
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    CHECK the integrity of all pneumatic piping and fittings.
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    TEST to ensure correct operation of all pneumatic controls.
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    TEST operation of all manual release systems.
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    CHECK that all pipework, flexible connectors and manifolds are free from damage and adequately secured.
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    CHECK that all discharge nozzles (including aerosol generators) are clear and unobstructed, correctly aimed and secured.
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    TEST operation of the system lock-off valve and confirm system inoperative visual warning device operates.
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    CHECK that the discharge from all pressure-relief devices and vent valves does not create a hazard to personnel.
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    CHECK that all directional valves and check valves are correctly oriented.
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    CONFIRM by weighing, or using liquid level determination, that each storage container is correctly charged, that is, any mass loss is not greater than 5% of the nominal charge mass in the case of halocarbons, and not greater than 10% of the nominal charge mass in the case of carbon dioxide, water and nitrogen.
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