Commonwealth legislation

AD/SC7/12 - Fin/Tailplane Attachment - Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

Owners and operators of Short SC7 Skyvan series 3, 3A and 3M must inspect the bolts securing the fin to the tailplane within 100 hours’ time in service after 31 October 1979, using Short Service Bulletin No. 55‑53.

The measure responds to reports of bolts found not fully tightened; it aims to detect loose fasteners and may trigger corrective maintenance, with associated labour and parts costs for operators.

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AD/SC7/12 - Fin/Tailplane Attachment - Inspection

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Short SC7 (Skyvan) Series Aeroplanes

AD/SC7/12 Fin/Tailplane Attachment - Inspection 8/79

Applicability: All Skyvan series 3, 3A and 3M. Document: Short SB No. 55-53.

Compliance: Within 100 hours time in service after 31 October 1979.

Background: It has been reported to the manufacturer that bolts connecting the fin to tailplane have been found not fully tightened.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.