Document ID: chunk:federal_register_of_legislation:F2006B04269:body:0
Version: federal_register_of_legislation:F2006B04269
Segment Type: other
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Character Range: 0–1272

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Beechcraft 90 and 65-90 (King Air) Series Aeroplanes

AD/BEECH 90/87 Engine Mount Assembly Attachment Bolts 10/92

 Applicability: Models and serial numbers as listed in Beech SB 2432.

             Requirement: 1. Individually remove each engine truss-to-firewall bolt and determine whether the bolt is manufactured by Dumont Aviation as specified by Figure 2 of, and in accordance with paragraphs 1 and 2 of the ACCOMPLISHMENT INSTRUCTIONS section of Beech SB 2432. Only one engine truss-to-firewall bolt shall be removed at any given time.

             2. Replace any bolt manufactured by Dumont Aviation as identified in Requirement 1 of this Directive with a new bolt part number MS20006-20 /M/.

            Note: FAA AD 92-15-01 Amdt 39-8294 refers.

 Compliance: 1. Within 150 hours' time in service after 17 September 1992.

            2. Prior to further flight.

            Background:  This Directive requires a one-time visual inspection of all engine mount assembly attachment bolts to determine whether bolts that could have been improperly heat treated are installed, and replacement of any such bolts.