COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Cessna 150, F150, 152 & F152 Series Aeroplanes
AD/CESSNA 150/39 Rudder Pedal Torque Tube 4/84
Applicability: All models listed in Cessna Service Information Letter SE83-31 which have not been modified in accordance with that document.
Requirement: Visually inspect the rudder pedal torque tubes for cracking in the vicinity of the welded joints between the torque tube and the pedal arm spigots.
Compliance: Prior to issue of the next Maintenance Release after 30 April 1984, and thereafter at each issue of a new Maintenance Release.
Background: Several failures of rudder pedal torque tubes have occurred in Cessna 150 series aircraft causing loss of rudder and braking control.