70-02-10 SCHEMPP-HIRTH K.G.: Amdt. 39-926. Applies to Schempp-Hirth Cirrus sailplanes having serial numbers 19, 46, 47, 50, 53, 55, 57 through 69, 71 through 75, 77, and 79 through 82.
Compliance is required as indicated.
To prevent failure of elevator, aileron or airbrake flight control systems, before further flight after the effective date of this AD, unless already accomplished, accomplish the following:
Inspect askubal rod ends located in wings (4), fuselage (2), and fin (1) in accordance with Schempp-Hirth K.G. Technical Note No. 1/69 dated 20 October 1969, or an FAA-approved equivalent, to ensure that correct rod ends are installed in the elevator, aileron, and airbrake flight control systems. Incorrect rod ends may be recognized by thread of shanks going up to neck of bearing housing. If incorrect rod ends are installed, before further flight, replace them with correct rod ends in accordance with Schempp-Hirth K.G. Technical Note No. 1/69 dated 20 October 1969, or an FAA-approved equivalent.
This amendment is effective upon publication in the Federal Register as to all persons except those persons to whom it was made immediately effective by the telegram dated 12 December 1969, which contained this amendment.