Commonwealth legislation

AD/F50/18 - Door Mechanism Gearbox Cover

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD requires owners/operators of Fokker F27 Mark 050 aeroplanes (serial nos. 20103–20108 and 20110–20145) to carry out the actions in Fokker 50 Service Bulletin No F50-52-005 by 31 August 1989. It mandates a modification/inspection to prevent water collecting in the door operating-mechanism gearbox (which can freeze and jam the doors). Compliance and costs are the operators’ responsibility.

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AD/F50/18 - Door Mechanism Gearbox Cover

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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 Fokker F50 (F27 Mk 50) Series Aeroplanes

AD/F50/18 Door Mechanism Gearbox Cover 5/89

Applicability: Model F27 Mark 050 with serial numbers 20103 through 20108 and 20110 through 20145.

Requirement: Action in accordance with Fokker 50 SB No F50-52-005.

Note: RLD AD BLA 88-96 refers.

Compliance: Prior to 31 August 1989.

Background: The manufacturer has determined that the operating mechanism gearbox of the passenger, cargo, and service/emergency doors, can collect water as a result of condensation; which may freeze at low temperatures and prevent the mechanism from operating correctly.

Source text

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