COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Pilatus PC-12 Series Aeroplanes
AD/PC-12/19 Flap Inboard Attachment Fittings 9/99
PC-12 and PC-12/45 aircraft, serial numbers MSN 101 up to and including MSN 300.
Modify the flap inboard attachment fittings in accordance with Pilatus PC-12 Service
Bulletin No. 57-004 dated Jun 11, 1999.
FOCA Switzerland AD HB 99-353 refers.
Within 5 months of the effective date of this Airworthiness Directive. This Airworthiness Directive becomes effective on 9 September 1999.
During static testing, it was found that under maximum loading conditions the existing flap attachment fitting could buckle.