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-31/120
Amdt 1
MLG Actuator Reinforcement Bracket 6/97
Applicability: | Models | Serial Numbers |
| PA-31, PA-31-300 & PA-31-325. | 31-2 through 31-8312019 |
| PA-31-350 | 31-5001 through 31-8553002 |
| PA-31P | 31P-1 through 31P-7730012 |
| PA-31P-350 | 31P-8414001 through 31P-8414050 |
| PA-31T | 31T-7400001 through 31T-8120104 |
| PA-31T1 | 31T-7804001 through 31T-8304003 & 31T-1104004 through 31T-1104017 |
| PA-31T2 | 31T-8166001 through 31T-8166076 & 31T-1166001 through 31T-1166008 |
| PA-31T3 | 31T-8275001 through 31T-8475001 & 31T-5575001 |
Requirement: Replace any main landing gear actuator reinforcement bracket having part number 40776-00 with a new main landing gear actuator reinforcement bracket, part number 73786-02, in accordance with the Instructions section of Piper Service Bulletin 923.
Note: FAA AD 96-21-11 Amdt 39-9788 refers.
Compliance: Unless already accomplished, within 100 hours time in service after 22 May 1997.
The compliance of the initial issue of this Directive was,” before 3 September 1994”. This Amendment becomes effective on 22 May 1997.
Background: The FAA received reports of cracked main landing gear actuator reinforcement brackets on several of the affected aircraft, including a report of the main landing gear extending when not selected, while the aircraft was in flight.
Amendment 1 is issued in response to a new FAA AD which corrects an incorrect applicability designation of Piper Model PA-31 aircraft as Piper Model PA-31-310, and changes the serial number range of other models.
The original issue of this Airworthiness Directive became effective on 3 September 1994.