- (a) Each diaphragm pump must not leak fuel from the pump if the primary diaphragm fails.
- (b) Each electrically operated fuel pump must not operate except when the engine is operating or when the engine is started.
- (c) If tested under § 183.590, each fuel pump, as installed in the boat, must not leak more than five ounces of fuel in 2 1/2 minutes, inclusive of leaks from fuel line, fuel filter and strainer.
[CGD 74-209, 42 FR 5950, Jan. 31, 1977, as amended by CGD 77-98, 42 FR 36253, July 14, 1977]