Commonwealth legislation

AD/F50/15 - Engine Air Intake Seal

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD requires owners/operators of specified Fokker F50 (F27 Mk 50) aircraft (listed by serial number) to carry out the work in Fokker Service Bulletin F50-30-004 to mitigate ice build-up at the engine intake that can cause engine flame‑outs. Issued by the Civil Aviation Safety Authority, compliance is mandatory by 31 May 1989 and imposes downtime, parts and labour costs on the affected operators, who must rely on the manufacturer’s bulletin for technical details.

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AD/F50/15 - Engine Air Intake Seal

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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/F50/15 Engine Air Intake Seal 5/89 DM

Applicability: Model F27 mark 050 with serial numbers: 20103 through 20108

20110 through 20144

20146 and 20147

20150 through 20152

20155 through 20161

Requirement: Action in accordance with Fokker 50 Service Bulletin No. F50-30-004.

Note: RLD AD BLA 89-32 refers.

Compliance: Prior to 31 May 1989.

Background: The manufacturer has determined that ice accumulating at the rear of the engine air intake and on the flexible seal, can shed into the engine and cause a momentary flame-out.

Source text

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