COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Bell Helicopter Textron Canada (BHTC) 206 and Agusta Bell 206 Series Helicopters
AD/BELL 206/28 Engine Bell Mouth Seal Doubler - Modification 9/70
Applicability: All model AB-206A and 206A with S/Nos. 1 to 499. Document: Bell SL 206A-152.
Compliance: Within 100 hours time in service after 30 September 1970. Background: AD/Agusta 206/20 equivalent.