Commonwealth legislation

AD/CESSNA 400/70 - Elevator Horn Inboard Tip Rib - Modification

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This directive mandates sealing the inboard tip rib of the elevator horn on certain Cessna 441 aeroplanes, using the method set out in the referenced Cessna Propjet service instruction.

It affects owners/operators of the specified 441 airframes, imposing a short compliance window to prevent foreign-material ingress/egress; the AD sets the requirement but does not specify cost, enforcement, or alternative methods.

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Current sections

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AD/CESSNA 400/70 - Elevator Horn Inboard Tip Rib - 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 Cessna 400 Series Aeroplanes

AD/CESSNA 400/70 Elevator Horn Inboard Tip Rib - Modification

Applicability: All model 441 with S/Nos. 441-0001 to -0106 and 0109. Document: Cessna Propjet SIL No. PJ79-32.

4/80

Compliance: Unless already accomplished, within 25 hours time in service after 28 February 1980.

Background: Sealing of the inboard tip rib of the elevator horn is required to preclude foreign material from entering or exiting the elevator tip rib.

Source text

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