AD/BEECH 76/17 - Wing Lower and Upper Splice Plate Bolt Installation
1AD/BEECH 76/17 - Wing Lower and Upper Splice Plate Bolt Installation
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Image unavailable in extracted text Beechcraft 76 (Duchess) Series Aeroplanes
AD/BEECH 76/17 Wing Lower and Upper Splice
Plate Bolt Installation
10/85
Applicability: All model 76 with S/Nos ME-3 to ME-377, ME-379 to ME-428, ME-430 to ME-432. Requirement: Action in accordance with Beechcraft S.B. No. 2038.
Compliance: Within 100 hours’ time in service after 31 October 1985 or at the next scheduled inspection for Maintenance Release issue after 31 October 1985, whichever is the later.
Background: During an annual inspection, the wing spar lower splice plate nuts were found to bottom out on the threads. Threads bottoming out can create a progressively weaker joint in this critical area.