14 CFR § 27.1021 - Oil system drains.

§ 27.1021 Oil system drains.

A drain (or drains) must be provided to allow safe drainage of the oil system. Each drain must—

(a) Be accessible; and

(b) Have manual or automatic means for positive locking in the closed position.

[Amdt. 27–20, 49 FR 6849, Feb. 23, 1984]