70-20-01 SIAI-MARCHETTI: Amdt. 39-1081. Applies to Model 205-22/R airplanes.
To prevent malfunction of the flap position locking mechanism, within the next 25 hours' time in service after the effective date of this AD, unless already accomplished, replace the flap system locking pawl (P/N 205-6-052-22) and cup (P/N 205-6-052-23) with a modified locking pawl (P/N 205-6-052-22/A) and modified cup (P/N 205-6-052-23/A) in accordance with SIAI Marchetti Technical Instruction No. 205 I-13, dated 3 April 1970, or an FAA-approved equivalent.
(SIAI Marchetti Service Bulletin No. 205B25 refers to this subject).
This amendment becomes effective September 22, 1970.