AD/B717/10 - Main Spoiler Actuators Support Fitting Assemblies (Cth)

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

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (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.

Boeing 717 Series Aeroplanes

AD/B717/10 Main Spoiler Actuators Support Fitting Assemblies

10/2003

Applicability: All Model 717-200 series aircraft.

Requirement: Inspect in accordance with the technical requirements of FAA AD 2003-14-05 Amdt 39-13224.

Note: Boeing Alert Service Bulletin 717-57A0016 refers.

Compliance: As specified in the Requirement document, with a revised effective date of 2 October 2003.

This Airworthiness Directive becomes effective on 2 October 2003.

Background: Since the issue of FAA AD 2003-04-24 (AD/B717/7), the FAA has received new reports indicating cracking in one of the four spoiler main actuator support fitting assemblies. At least one cracked support fitting has been reported at each of the four locations. Boeing is still investigating the cause(s) of the cracking. This Directive requires repetitive inspections for cracking of the support fitting assemblies and stop pads of the main spoiler actuators, and follow-up actions.