Commonwealth legislation

AD/CESSNA 310/21 Amdt 1 - Turbocharger

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Commonwealth

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legislative instrument

Plain English Summary

3/10 complexity

This AD requires owners/operators of Cessna 310 T310P/T310Q with Continental TSIO‑520‑B engines to remove turbine insulation blankets or stainless‑steel heat shields and visually inspect turbosupercharger assembly P/N 632729 for cracks, bulges, or burn damage. The first inspection is required before 425 hours TIS and at each Maintenance Release.

Any turbine housing showing defects must be replaced before further flight; the amendment clarifies inclusion of stainless‑steel shields fitted from 1972 models.

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Direct links to the current provisions in AD/CESSNA 310/21 Amdt 1 - Turbocharger.

AD/CESSNA 310/21 Amdt 1 - Turbocharger

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Cessna 310 Series Aeroplanes

AD/CESSNA 310/21

Amdt 1

Turbocharger 9/87

Applicability: All models T310P and T310Q fitted with Continental model TSIO-520-B engines.

Requirement: Remove the turbosupercharger turbine insulation blanket or stainless steel heat shields and visually inspect the complete surface of the TCM turbosupercharger assembly P/N 632729 (AID P/N 406610) for cracks, bulges, or burnt areas.

Note: Turbine housings exhibiting any cracks, bulges, or burnt areas shall be replaced before further flight.

Compliance: Prior to accumulating 425 hours total time in service and thereafter at each issue of a new Maintenance Release.

Background: This Airworthiness Directive was originally raised to reflect the requirement of FAA AD 70-3-4, effective 31 January 1970. This Amendment is raised to clarify the Requirement, and include reference to stainless steel heat shields, that were fitted beginning with 1972 models.

Source text

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

1 AD/CESSNA 310/21 Amdt 1 - Turbocharger