Commonwealth legislation

AD/OPTICA/4 - Fan Shaft Extension

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This AD requires owners/operators of OA7 Optica aeroplanes up to S/N 22 fitted with a Hoffmann fan and fan‑shaft extension to carry out the actions in FLS Aerospace Mandatory SB B2/MSB/006 Issue 1. It addresses a manufacturer‑reported counter‑bore manufacturing error that may reduce fan‑to‑engine attachment integrity; compliance is required by 5 January 1995.

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AD/OPTICA/4 - Fan Shaft Extension

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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 FLS Aerospace OA7 Optica Series Aeroplanes

AD/OPTICA/4 Fan Shaft Extension 1/95

Applicability: All model OA7 Optica aircraft up to and including aircraft S/N 22 fitted with Hoffmann fan and fan shaft extension.

Requirement: Action in accordance with FLS Aerospace LOVAUX Mandatory SB No B2/MSB/006 Issue 1.

Note: UK CAA AD 010-08-94 refers.

Compliance: As specified in the Requirement Document with a revised effective date of 5 January 1995.

Background: The manufacturer has advised that due to an error in the manufacturing process, the depth of the four counter bores may have exceeded limits and this could result in reduced fan to engine attachment integrity.

Source text

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