Federal Register of Legislation
COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES
Lycoming Piston Engines
AD/LYC/80 Turbocharger Oil Inlet Adaptor Bushing 3/87
Applicability: All TIO, LTIO-540 Engines.
Requirement: Replace the turbocharger oil inlet adaptor bushing if made of brass or bronze material, with a steel bushing.
Note: Bushing P/N STD 1932 is an acceptable replacement.
Compliance: Unless already accomplished, prior to the issue of the next Maintenance Release after 12 March 1987: and;
At each overhaul period ensure a bushing of acceptable steel material is fitted.
Background: Airworthiness Directive, AD/LYC/43, was cancelled in December 1985, the intent of which is now re-issued in response to an incident involving a Piper Navajo during flight. Loss of power and oil pressure resulted from the failure of the turbocharger oil inlet bushing made of brass material.
We try to embed the page this law was scraped from. If the site blocks framing, you still get the link and a local excerpt.
Last checked with source on —
Checking whether the official page can be embedded…
Plain-English simplify of this law: a short summary, key points, and both sides of the argument. Generated on first view via Replicate, then cached. Vote on what helps your study.
No study brief is cached for this law yet. Sign up to generate a plain-English brief.
Sign up to generate