AD/Beech 90/62 Amdt 1 Horizontal Stabiliser Forward Spar Web Rivets Inspection (Cth)

AIRWORTHINESS DIRECTIVE

On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/BEECH 90/62 and issues the following AD under subregulation 39.001(1) of CASR 1998.  The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Beechcraft 90 and 65-90 (King Air) Series Aeroplanes

AD/BEECH 90/62 Amdt 1 Horizontal Stabiliser Forward
Spar Web Rivets - Inspection 12/2008

Applicability:

All model F90 with S/Nos. LA-2 to LA-101.

Requirement:

Action in accordance with Beechcraft Service Instruction 1192.

Compliance:

Prior to the accumulation of 2,000 hours time in service, and thereafter at intervals not to exceed 500 hours time in service, until all rivets are replaced with screws in accordance with the Requirement Document.

The compliance time of the initial issue of this Directive was 31 October 1981.

This Amendment becomes effective on 20 November 2008.

Background:

Rivets were found to be “working” in the horizontal stabiliser forward spar web.

Amendment 1 is issued to introduce a terminating action for the on-going repetitive inspections.

David Villiers
Delegate of the Civil Aviation Safety Authority

7 October 2008