If, at any time, an extinguisher shows evidence of corrosion or mechanical damage, it shall be hydrostatically tested, subject to the provisions of Section 591.6.
EXCEPTION No. 1: Pump tanks do not require a hydrostatic test.
EXCEPTION No. 2: Extinguishers having nonrefillable disposable containers shall be removed from service in accordance with Section 574.5.
Cal. Code Regs. Tit. 19, § 591.2
Note: Authority: Section 13160, Health and Safety Code. Reference: Section 13160, Health and Safety Code.