Commonwealth legislation

AD/A320/83 - Slats-Flaps Control Computer

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Commonwealth

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legislative instrument

Plain English Summary

2/10 complexity

Requires modification of the slats–flaps control computer on specified Airbus A320 and A321 variants by incorporation of Airbus Service Bulletin A320‑27‑1096 (A320) or A320‑27‑1103 (A321). CASA mandates the change to prevent possible uncommanded slat/flap retraction caused by a command sensor unit malfunction. Affected aircraft operators must arrange and pay for the modification unless the specified Airbus modification or service bulletin has already been incorporated; the compliance deadline is 19 June 1999.

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AD/A320/83 - Slats-Flaps Control Computer

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Airbus Industrie A319, A320 and A321 Series Aeroplanes

AD/A320/83 Slats-Flaps Control Computer 7/97

Applicability: All Airbus Industrie A320 models -111,-211, -212, -214, -231, -232, -233 not having Airbus Industrie modification No. 25094 or Airbus Industrie Service Bulletin A320- 27-1096 dated 14 March 1996 incorporated.

All Airbus Industrie A321 models -111,-112 and -131 not having Airbus Industrie modification No. 25360 or Airbus Industrie Service Bulletin A320-27-1103 dated 14 June 1996 incorporated.

Requirement: Unless previously incorporated, modify the slats-flaps control computer standard in accordance with Airbus Industrie Service Bulletin A320-27-1096 for A320 or Airbus Industrie Service Bulletin A320-27-1103 for A321.

Note: DGAC AD 97-085-099(B) refers.

Compliance: Prior to 19 June 1999.

This Airworthiness Directive becomes effective on 19 June 1997.

Background: The action mandated by this AD is to avoid a possible uncommanded retraction of slats and/or flaps due to command sensor unit malfunction.

Source text

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

1 AD/A320/83 - Slats-Flaps Control Computer