Commonwealth legislation

AD/AL 250/12 Amdt 2 - Pc Filter Flanged Insert - Inspection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

The directive (CASA, Part 39) requires operators of "Blue Ribbon" Allison 250‑C18 engines to inspect the Pc Filter flanged insert within 25 hours’ TIS after 12 Jan 1971 and at ≤25‑hour intervals thereafter, following Allison 250 CEB‑112 Rev.1. Recurring inspections cease only when the insert is installed using EPOXYLITE 814. Operators bear the recurring inspection costs or a one‑time modification cost to terminate the inspection cycle.

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AD/AL 250/12 Amdt 2 - Pc Filter Flanged Insert - Inspection

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Allison Turbine Engines - 250 Series

AD/AL 250/12

Amdt 2

Pc Filter Flanged Insert - Inspection 1/71

Applicability: All “Blue Ribbon” Allison 250-C18 series. Document: Allison 250 CEB-112, Rev. 1.

Compliance: Within 25 hours’ time in service after 12 January 1971 and thereafter at intervals not exceeding 25 hours’ time in service until the insert is installed with EPOXYLITE 814.

Source text

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