COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Piper PA-31 Series Aeroplanes
AD/PA-31/92 Elevator Balance Weight 9/80
All models PA-31 & PA31-325 with S/Nos. 31-7401201 to 31-8012076; All models PA-31-350 with S/Nos. 31-7405401 to 31-8052172.
Action in accordance with Piper SB No. 690.
Unless already accomplished, within 100 hours time in service after 30 September 1980.
The manufacturer has advised that some of the referenced aeroplanes may have been fitted with incorrect elevator balance weights.