COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Boeing 737 Series Aeroplanes
AD/B737/79 Main Rudder Power Control Unit (PCU) 5/94
Applicability: Model 737 series, line position 1 through 2453 inclusive.
Requirement: Action in accordance with the technical requirements of FAA AD 94-01-07 Amdt 39- 8789.
Note: Boeing SL 737-SL-27-82-B and SB 737-27-1185 refer.
Compliance: As specified in the requirement document with a revised effective date of 30 April 1994.
Background: Reports of excessive internal leakage in the rudder PCU which could result in reduced controllability of the aircraft have been reported.