Commonwealth legislation

AD/F50/17 - Fuel Collector Tank Supply Line

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Commonwealth

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legislative instrument

Plain English Summary

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This AD requires operators of five specific Fokker F50 (F27 Mark 050, s/n 20104–20108) to inspect a forward fuel collector tank supply line and sheepskin-covered feedthrough edges for chafing, and to carry out a manufacturer’s modification to eliminate interference that can cause fuel leakage.

Operators must perform the inspection and complete the mandated modification within the AD’s compliance windows, bearing the costs of labour, parts and downtime.

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AD/F50/17 - Fuel Collector Tank Supply Line

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Fokker F50 (F27 Mk 50) Series Aeroplanes

AD/F50/17 Fuel Collector Tank Supply Line 5/89

Applicability: Model F27 Mark 050 with serial numbers 20104 through 20108.

Requirement: 1. Inspect the fuel collector tank supply line (fwd line looking in the direction of flight) and the sheepskin - covered edges of the feedthrough holes at STA 3038 of both engine nacelles for evidence of chafing.

Action in accordance with Fokker 50 SB No. F50-28-003.

Note: RLD AD BLA 89-18 refers.

Compliance: 1. Within 65 hours time in service after 31 May 1989, until modified in accordance with Fokker 50 SB No. F50-28-003.

Prior to 31 August 1989.

Background: The manufacturer has determined that a modification to enlarge the STA 3038 nacelle feedthrough hole and fit ant-chafe material to the fuel supply line, will eliminate interference and possible fuel leakage.

Source text

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

1 AD/F50/17 - Fuel Collector Tank Supply Line