66-30-02 BOEING: Amdt. 39-316 Part 39 Federal Register December 13, 1966. Applies to Model 727 Series Airplanes. \n\n\tCompliance required as indicated, unless already accomplished. \n\n\tTo minimize fuselage fire hazards resulting from fuel line ruptures during excessively hard landings involving structural damage, accomplish the following; \n\n\t(a)\tWithin the next 1,500 hours' time in service after the effective date of this AD, remove aluminum fuel lines, P/N 69-16668-1, in the fuselage (three places) located between Body Stations 887 and 1183, and replace with flexible fuel lines, P/N 10-60536-2, in accordance with Boeing Service Bulletin No. 28-26, dated April 27, 1966, or later FAA-approved revision or an equivalent approved by the Chief, Aircraft Engineering Division, FAA Western Region. \n\n\t(b)\tWithin the next 7,000 hours' time in service after the effective date of this AD, reroute the generator electrical leads (three places) and encase in teflon tubing between Fuselage Stations 850 and 1183 in accordance with Boeing Service Bulletin No. 24-30, revised May 18, 1966, or later FAA-approved revision, or an equivalent approved by the Chief, Aircraft Engineering Division, FAA Western Region. \n\n\tThis directive effective January 12, 1967.