AD/AL 250/47 - First Stage Turbine Wheel P/N 6853306 - Replacement

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2006B02258 Not in force Legislative Instrument

Legislation content

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Allison Turbine Engines - 250 Series

 

AD/AL 250/47  First Stage Turbine Wheel P/N 6853306 - Replacement

Applicability: All 250-C20 and 250-B17 models. Document:  1. Allison 250-C20 CEB-1048; or

2. Allison B17 TP CEB-1031.

 

Compliance: As per reference document.


7/81

 

Background:  This Directive is issued to prevent first stage turbine wheel failures. Several failures of P/N 6853306 wheels have occurred overseas.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.