73-11-07 SIAI-MARCHETTI: Amdt. 39-1647. Applies to SIAI Marchetti, Model S.205 airplanes, Serial Nos. 001 through 003, 101 through 399, 4-101 through 4-165, 4-167 through 4- 215, 4-227, 4-232 through 4-252, 4-254, 4-267, 4-268, 4-270, 4-271, 4-273, 4-274, 4-282, 4-285, 5-302, 5-303, 5-406; and Model S.208 airplanes, Serial Nos. 001 through 003, 1-03 through 1-15, 2-16 through 2-22, 2-47 through 2-50, 369, 3-100, 4-51, 4-231, 4-233, and 4-256 through 4-258.
Compliance is required as indicated unless already accomplished.
To detect frayed or improperly aligned flap and aileron control cables at the passage of the cables from the fuselage to the wings, accomplish the following:
(a) Within the next 100 hours' time in service after the effective date of this AD, inspect the flap and aileron control cables in the area of passage from the fuselage to the wings for fraying or contact with the metallic cup, P/N 205-1-156-11, in accordance with SIAI Marchetti Service Bulletin No. 205B31 dated January 14, 1972, or FAA-approved equivalent.
(b) If frayed flap or aileron control cables or contact between the control cables and the metallic cup, P/N 205-1-156-11, are found during the inspection required by paragraph (a), before further flight, except that the airplane may be flown in accordance with FAR 21.197 to a base where the repair can be performed, replace any frayed cables and rework the metallic cup, P/N 205-1-156-11, in accordance with SIAI Marchetti Service Bulletin No. 205B31 dated January 14, 1972, or FAA-approved equivalent.
This amendment becomes effective June 22, 1973.