Commonwealth legislation

AD/CHA/20 - Alternator - Field Cable Protection

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This directive requires owners/operators of every model fitted with an alternator to install a 5 AMP circuit protective device (inline fuse or circuit breaker) in the alternator field cable as near as practical to the master switch. Installation had to be completed within 100 hours time‑in‑service after 30 June 1978.

Costs and compliance burden fall on aircraft owners/operators; the measure’s purpose is to provide overcurrent protection for the alternator field circuit.

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Current sections

Direct links to the current provisions in AD/CHA/20 - Alternator - Field Cable Protection.

AD/CHA/20 - Alternator - Field Cable Protection

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source American Champion (Aeronca, Bellanca) Series Aeroplanes

AD/CHA/20 Alternator - Field Cable Protection 6/78

Applicability: All models fitted with an Alternator System.

Requirement: Install a 5 AMP circuit protective device (i.e. in line fuse or circuit breaker) in the field cable as close as practical to the master switch.

Compliance: Within 100 hours time in service after 30 June 1978.

Source text

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