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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
SAAB SF340 Series Aeroplanes
AD/SF340/21 Auto-Coarsening 2/91 DM
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
SAAB SF340 Series Aeroplanes
AD/SF340/21 Auto-Coarsening 2/91 DM
All SAAB SF340 Series aircraft S/No 004 through 159 inclusive.
Action in accordance with the technical requirements of FAA AD 90-21-16 Amdt 39- 6763.
This directive cancels AD/SF340/13.
Swedish AD No 1-037 refers and cancels Swedish AD No 1-028.
Prior to 30 April 1991
As previously incorporated Electrical Control Unit (ECU) modifications may affect single engine climb performance. The FAA, Swedish Airworthiness Authority and the Aircraft Manufacturer requires these modifications to be removed and a modified ECU to be installed.