Commonwealth legislation

AD/CESSNA 180/7 Amdt 2 - Undercarriage Attachment Bolts

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This instrument mandates removal and replacement of the AN7-20A bolts and nuts that attach the inboard ends of the undercarriage spring legs on all Cessna 180 series aeroplanes, at intervals not exceeding 500 hours TIS (with an initial 100‑hour catch-up window after 30 Nov 1971 for those overdue).

It binds aircraft owners/operators to perform and pay for the recurring work, creates record‑keeping incentives, and includes no stated rationale, alternatives, or exemptions.

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AD/CESSNA 180/7 Amdt 2 - Undercarriage Attachment Bolts

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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 Cessna 180, 182 and Wren 460 Series Aeroplanes

AD/CESSNA 180/7

Amdt 2

Applicability: All 180 series.

Undercarriage Attachment Bolts 11/71

Requirement: Remove the AN7-20A bolts and the nuts attaching the inboard end of the undercarriage spring legs and replace with new AN7-20A bolts and new nuts.

Compliance: At intervals not exceeding 500 hours time in service. For aircraft which have exceeded 500 hours time in service since last bolt replacement - Within 100 hours time in service after 30 November 1971 and thereafter as above.

Source text

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