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904.8.4 System Hoses

Los Angeles Fire Code > 9 Fire Protection Systems > 904 Alternative Automatic Fire-Extinguishing Systems > 904.8 Carbon Dioxide Systems > 904.8.4 System Hoses

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System hoses shall be examined at 12-month intervals for damage. Damaged hoses shall be replaced or tested. At five-year intervals, all hoses shall be tested.

904.8.4.1 Test Procedure

Hoses shall be tested at not less than 2,500 pounds per square inch (psi) (17 238 kPa) for high-pressure systems and at not less than 900 psi (6206 kPa) for low-pressure systems.

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