Federal Register of Legislation
AIRWORTHINESS DIRECTIVE On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/PC-12/43 and issues the following AD under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.
Pilatus PC-12 Series Aeroplanes AD/PC-12/43 Amdt 1 Crew Seats Backrest Tubes 2/2006
Applicability: All Model PC-12 and PC-12/45 airplanes equipped with backrest tubes on crew seats, with and without a recline system installed, as listed below:
1. Backrest tubes on crew seats with a recline system: Seat Part Numbers (P/Ns) 959.30.01.111, 959.30.01.112, 959.30.01.121 and 959.30.01.122.
2. Backrest tubes on crew seats without a recline system: Seat P/Ns 959.30.01.131, 959.30.01.132, 959.30.01.133 and 959.30.01.134. Requirement: New Component Life Limitations are mandated as follows:
1. Backrest tubes on crew seats with a recline system: Seat P/Ns 959.30.01.111, 959.30.01.112, 959.30.01.121 and 959.30.01.122 - 5000 flying hours.
2. Backrest tubes on crew seats without a recline system: Seat P/Ns 959.30.01.131, 959.30.01.132, 959.30.01.133 and 959.30.01.134 - 10000 flying hours.
Follow up action - All the replaced backrest tubes must be returned to Pilatus Aircraft Ltd, Structural Analysis Group ECE, CH-6371 Stans, Switzerland, including the following information:
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