66-08-02\tBOEING: Amdt. 39-216 Part 39 Federal Register March 23, 1966. Applies to Model 727 Airplanes Delivered July 2, 1965, through January 20, 1966, and Airplanes that Have Had Flap Drive Coupling Sleeve, P/N 33513-1, Replaced. \n\n\tCompliance required as indicated, unless already accomplished.\n \n\tTo prevent disengagement of the flap drive and the outboard aileron lockout, accomplish the following: \n\n\t(a)\tWithin the next 125 hours' time in service after the effective date of this AD, visually inspect flap drive coupling sleeve, P/N 69-33513-1, to ensure that the end of the coupling sleeve, opposite the flange end, is rolled 180 degrees, forming a lip. \n\n\t(b)\tReplace sleeves having ends not rolled 180 degrees before further flight. \n\n\t(Boeing telegram to Boeing operators, dated January 20, 1966, pertains to this subject.)\n \n\tThis directive effective March 23, 1966.