Commonwealth legislation

AD/F50/12 - Engine Anti-Ice Control Unit

In ForceCTH

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Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

The directive requires immediate replacement of the engine anti‑ice control unit(s) on Fokker F50 (F27 Mark 050) aeroplanes, to be done according to Fokker Service Bulletin F50‑30‑003. It affects owners/operators (who fund and schedule the work) and maintenance providers, and was issued after manufacturer flight tests found ice formation in the engine intake duct—aiming to improve intake protection.

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AD/F50/12 - Engine Anti-Ice Control Unit

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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/F50/12 Engine Anti-Ice Control Unit 3/89

Applicability: F27 Mark 050 aircraft.

Requirement: Replace engine anti-ice control units in accordance with the requirements of Fokker SB F50-30-003.

Note: RLD AD BLA No. 88-105 refers.

Compliance: Forthwith.

Background: Following a number of flight tests which revealed ice formation in the engine intake duct, the manufacturer has released a new anti-ice control unit which increases the protection of the intake duct against ice formation. Fokker SB F50-30-003 details the procedure for replacement of the anti-ice control unit.

Source text

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