70-25-05 AMERICAN AVIATION: Model AA-1. Amdt. 39-1118. Applies to American Aviation Model AA-1, Serial Number AA1-0001 through AA1-0125 airplanes certificated in all categories.
Unless already accomplished, compliance required within the next 25 hours in service or within three (3) weeks from the effective date of this AD, whichever occurs first.
To preclude binding of the trim actuator and elevator centering bungee in the existing bearing, comply with Item 1, "Bungee Mounting Plate Replacement," of American Aviation Service Letter No. 69-1A, dated July 10, 1969, or later revision or equivalent modification, either of which must be approved by the Chief, Engineering and Manufacturing Branch, FAA - Eastern Region.
This amendment is effective December 8, 1970.