Commonwealth legislation

AD/DHC-8/9 - Flap Track No.5 Fail Safe Straps

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legislative instrument

Plain English Summary

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This Airworthiness Directive requires owners/operators of Bombardier (De Havilland) DHC‑8 aeroplanes serials 1–119 to perform the corrective maintenance specified in Boeing Canada DHC‑8 Service Bulletin No. 8‑57‑10 (31 Mar 1989) to remedy strap fatigue from incorrect installation.

Work must be done within 500 flight hours after 5 Oct 1989 or by 5 Jan 1990, so affected operators must schedule the mandated work and bear the operational and cost impacts.

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AD/DHC-8/9 - Flap Track No.5 Fail Safe Straps

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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 Bombardier (Boeing Canada/De Havilland) DHC-8 Series Aeroplanes

AD/DHC-8/9 Flap Track No.5 Fail Safe Straps 10/89

Applicability: Serial number 1 through 119.

Requirement: Action in accordance with Boeing Canada DHC-8 Service Bulletin No. 8-57-10 dated 31 March 1989.

Note: Transport Canada AD CF-89-02 refers.

Compliance: Within 500 hours time in service after 5 October 1989, or prior to 5 January 1990, whichever occurs first.

Background: Some fatigue failures have occurred on subject straps because of incorrect installation.

Source text

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