COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes
AD/BEECH 55/57 Fuselage Bulkheads FS 257.6 & FS 271.92 3/79
Applicability: All models 95-55, 95-A55, 95-B55 and 95-B55A with S/Nos. TC-1 to TC-349 and TC-351 to TC-2124.
All model 95-B55B with S/Nos. TF-1 to TF-70.
All models 95-C55, 95-C55A, D55, D55A, E55 and E55A with S/Nos. TC-350 and TE-1 to TE-1124.
All models 58 and 58A with S/Nos. TH-1 to TH-908. All models 58P and 58PA with S/Nos. TJ-2 to TJ-141. All models 58TC to 58TCA with S/Nos. TK-1 to TK-68.
Requirement: Action in accordance with Beechcraft SI No. 0990.
Compliance: Initially inspect within 100 hours’ time in service after 30 April 1979 and thereafter at intervals not exceeding 500 hours’ time in service or 1 year, whichever occurs first.
Background: Cracks may develop in the subject bulkheads in the areas of the horizontal stabiliser attachments.