AD 75-19-02 ACTIVE

75-19-02 LOCKHEED: Amendment 39-2362 as amended by Amendment 39-2513 and Amendment 39-2625 is further amended by Amendment 39-3158. Applies to all model 382 series airplanes, serial numbers 3946 and 4101 through 4541. On airplane serial numbers 3946 and 4101 through 4298 with 6,300 hours or more total time in service, and on airplane serial numbers 4299 through 4541 with 9,450 hours or more total time in service on the effective date of Amendment 39-3158 unless already accomplished, eddy current inspect the outer wing lower aft beam caps at OWS 54 and 108 in accordance with Hercules Airfreighter Inspection Procedures SMP 515-A Card No. SP-88, revised August 11, 1975. Reinspect at intervals not to exceed 3400 hours time in service from the last inspection until 20,000 hours, (without ECP 954) or 24,000 hours, (with ECP 954) at which time the interval is not to exceed 1700 hours time in service from the last inspection. If a crack or cracks are found, before further flight, contactthe Chief, Engineering and Manufacturing Branch, FAA, Southern Region, Atlanta, Georgia, telephone number 404-526-7428.

Before the accumulation of more than 30,000 flight hours, preventive modification shall be installed in accordance with Lockheed Service Bulletin 382-187, or later FAA-Approved revision, or in an equivalent manner approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region.

The inspections required by this AD may be discontinued for those airplanes which have been modified in accordance with the above paragraph.

Amendment 39-2362 superseded Amendment 39-2249, FR Doc. 75-17068, AD 75-14-05.

Amendment 39-2362 was effective September 12, 1975, and was effective June 13, 1975, for all recipients of the telegrams dated June 13, 1975, and August 25, 1975, which contained this amendment.

Amendment 39-2513 became effective February 13, 1976.

Amendment 39-2625 became effective June 4, 1976.

This amendment 39-3158 becomes effective March 20, 1978.