COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Beechcraft 50 (Twin Bonanza) Series Aeroplanes
AD/BEECH 50/31 Rudder and Elevator Trim Tab Systems 6/80
Applicability: All model 50 with S/Nos. H-1 to H-11;
All model B50 with S/Nos. CH-12 to CH-360;
All models D50, D50A, D50B, D50C & D50E with S/Nos. DH-1 to DH-347; All model E50 with S/Nos. EH-1 to EH-70;
All model F50 with S/Nos. FH-71 to FH-93, FH-95 and FH-96; All model G50 with S/Nos. GH-94 and GH-97 to GH-119;
All model H50 with S/Nos. HH-120 to HH-149; All model J50 with S/Nos. JH-150 to JH-176.
Requirement: Action in accordance with Beechcraft SI No. 0691-133, -135 Rev. 2.
Compliance: Within 100 hours’ time in service after 30 June 1980 and thereafter at intervals not exceeding 100 hours’ time in service.
Background: Beechcraft SI No. 0691-133, -135 Rev. 2 provides inspection procedures and trim tab free play limitations which will indicate when excessive wear has occurred in trim tab linkages or actuators.