Commonwealth legislation

AD/BEECH 55/73 - Elevator Control Fittings

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Commonwealth

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legislative instrument

Plain English Summary

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This Airworthiness Directive tells owners/operators of specified Beechcraft 55/58/95-55 (Baron) aeroplanes to identify whether the elevator control fittings are aluminium or magnesium and, if magnesium, to inspect them for cracks and replace any cracked fittings with aluminium before further flight; fitting aluminium parts ends the inspection requirement. Owners/operators pay for the inspections, recurring 100‑hour checks and any replacement work; compliance deadlines are set relative to 30 November 1989. (Requirement; Compliance; Note 1)

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AD/BEECH 55/73 - Elevator Control Fittings

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes

AD/BEECH 55/73 Elevator Control Fittings 12/89

Applicability: Models 95-55, 95-A55, 95-B55, 95-B55A with S/Nos TC-1 through TC-1287.

Models 95-C55, 95-C55A, D55, D55A with S/Nos TE-1 through TE-767.

Requirement: 1. Determine the composition (aluminium or magnesium) of the elevator control fittings in accordance with Beechcraft Mandatory Service Bulletin 2242 Revision

If the fittings are determined to be aluminium, no further action is required by this Directive.

2. If the fittings are determined to be magnesium, visually inspect in accordance with Beechcraft Mandatory Service Bulletin 2242 Revision 1. Cracked fittings are to be replaced with aluminium fittings before further flight.

Note 1: The installation of aluminium fittings is considered terminating action for this Directive.

Note 2: FAA AD 89-05-02 refers.

Compliance: 1. Prior to exceeding 100 hours’ time in service after 30 November 1989, or at the next scheduled inspection for issue of Maintenance Release after 30 November 1989, whichever occurs later.

Prior to exceeding 100 hours’ time in service after 30 November 1989, or at the next scheduled inspection for issue of Maintenance Release after 30 November 1989, whichever occurs later, and thereafter at intervals not exceeding 100 hours’ time in service, until aluminium fittings are installed.

Background: Country of origin AD. The FAA has received reports of cracking and also failure of magnesium elevator control fittings. In-flight failure could result in loss of the aircraft.

Source text

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

1 AD/BEECH 55/73 - Elevator Control Fittings