§ 84.92 - Exhalation valve leakage test.  


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  • § 84.92 Exhalation valve leakage test.

    (a) Dry exhalation valves and valve seats will be subjected to a suction of 25 mm. (1 inch) water-column height while in a normal operating position.

    (b) Leakage between the valve and the valve seat shall not exceed 30 milliliters per minute.