AD 75-17-24

75-17-24 SIAI-MARCHETTI: Amendment 39-2329. Applies to Model S.205-18/R, - 20/R, and -22/R airplanes, serial numbers 001 thru 003, 101 thru 399, 4-101 thru 4-282, 4-285, 4- 292, 5-302, 5-303 and 5-406, certificated in all categories, and Model S.208 airplanes, serial numbers 001 thru 003, 1-03 thru 1-15, 2-16 thru 2-27, 2-47 thru 2-50, 4-51, 4-60, 4-62, 369, 3- 100, 4-231, 4-233, 4-256, 4-257, 4-258, certificated in all categories.

Compliance is required as indicated, unless already accomplished.

To detect cracks in the landing gear actuator brackets and prevent bracket failure, accomplish the following:

(a) Within the next 10 hours' time in service after the effective date of this AD, unless already accomplished within the last 90 hours' time in service, and thereafter at intervals not to exceed 100 hours' time in service from the last inspection, until modified in accordance with paragraph (d) of this AD, visually inspect the landing gear actuator bracket P/N 205-6-209-03 installed on the rear side of the No. 5 frame for cracks, in accordance with Instruction a) of the SIAI Marchetti Service Bulletin No. 205B39, dated September 19, 1973, or an FAA-approved equivalent.

(b) If cracks are found, before further flight, comply with paragraph (d) of this AD.

(c) If no cracks are found, within 300 hours' time in service after the effective date of this AD, comply with paragraph (d) of this AD.

(d) Install landing gear actuator bracket reinforcements, P/Ns U.T. 5270-11 and -13, to inside of the landing gear actuator bracket P/N 205-6-209-03 in accordance with Instruction (b) of the SIAI Marchetti Service Bulletin No. 205B39, dated September 19, 1973, or an FAA- approved equivalent.

This amendment becomes effective August 20, 1975.