Commonwealth legislation

AD/CA21/4 - Tail Wheel Springs

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Commonwealth

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legislative instrument

Plain English Summary

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This Directive applies to Skyfox CA21 and CA22A aeroplanes and mandates a daily, pre‑flight inspection of tail‑wheel springs per Skyfox Service Bulletin No.8, effective 4 Jan 1996. The inspection must be recorded on the Maintenance Release (entry “AD/CA21/4”), copies of the Directive and Service Bulletin carried on board, and any deformed spring must be replaced before further flight.

Owners/operators and pilots bear the time, administrative and repair costs; the pilot in command may perform and certify the inspection.

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AD/CA21/4 - Tail Wheel Springs

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Skyfox Aviation (Calair/Hedaro) CA21 and CA22A Series Aeroplanes

AD/CA21/4 Tail Wheel Springs 1/96

Applicability: CA21 and CA22A aircraft.

Requirement: Inspect the tail wheel springs for deformation in accordance with Skyfox Aviation Service Bulletin No.8.

Compliance: Before the first flight of each day after 4 January 1996.

This Directive must be entered onto the Maintenance Release as maintenance required. The inspection may be performed by the pilot in command, in which case a certification is to be made by entering AD/CA21/4 against the Daily Inspection certification on the Maintenance Release. A copy of this Directive and of the Requirement Document must be carried in the aircraft.

Background: Several instances have been reported of fractured tail wheel springs. This AD requires the tail wheel springs to be inspected on a daily basis by the pilot, with replacement of the springs if deformation is discovered.

Source text

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

1 AD/CA21/4 - Tail Wheel Springs