§ 183.520. Fuel tank vent systems.
91 words·~1 min read·
/us/cfr/t33/s§ 183.520·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Each fuel tank must have a vent system that prevents pressure in the tank from exceeding 80 percent of the pressure marked on the tank label under § 183.514(b)(5).
(b)Each vent must:
(1)Have a flame arrester that can be cleaned unless the vent is itself a flame arrestor; and
(2)Not allow a fuel overflow at the rate of up to two gallons per minute to enter the boat. \[CGD 74-209, 42 FR 5950, Jan. 31, 1977, as amended by CGD 77-98, 42 FR 36253, July 14, 1977\]