Commonwealth legislation

AD/PA-31/16 Amdt 1 - Pitch Trim Switch - Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This AD mandates a specific modification to the pitch‑trim rocker switch on certain Piper PA-31 family aeroplanes. Owners/operators of the listed serial-number ranges (and only aircraft fitted with a rocker‑type switch) must carry out the change using either Piper Service Bulletin No. 527 or FAA AD 77-09-10. The work is mandatory and must be completed within 100 hours TIS after 28 February 1977.

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AD/PA-31/16 Amdt 1 - Pitch Trim Switch - Modification

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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 Piper PA-31 Series Aeroplanes

AD/PA-31/16

Amdt 1

Pitch Trim Switch - Modification 9/77

Applicability: Model PA-31 and PA-31-300 S/Nos. 31-2 to 31-797; PA-31-350 S/Nos. 31-5001 to 31-5004; and PA-31P S/Nos 31P-1 to 31P-109; fitted with Rocker Type switch on pilot’s control wheel.

Document: 1. Piper SB No. 527; or

FAA AD 77-09-10.

Compliance: Within 100 hours time in service after 28 February 1977.

Source text

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