AD/B737/127Amdt 2 - Elevator Tab Push Rod Attachment (Cth)

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

Boeing 737 Series Aeroplanes

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/B737/127 Amdt 1 and issues the following AD under subregulation 39.1 (1) of CAR 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.

AD/B737/127 Amdt 2

Elevator Tab Push Rod Attachment 1/2001

Applicability: Model 737-100, -200, -200C, -300, -400, and -500 series aircraft, line numbers 1 through 2939.

Requirement: Action in accordance with the technical requirements of FAA AD 2000-19-05 Amdt 39-11906.

Note: Boeing Alert Service Bulletin 737-27A1205 and Service Letter 737-SL-27-118- D refer.

Compliance: Within 24 months or 4,000 cycles after 25 January 2001, whichever occurs first.

This amendment becomes effective 25 January 2001.

Background: The FAA received two reports indicating that excessive high frequency airframe vibration occurred during flight on Model 737-200 and 737-300 series aircraft, which resulted in severe damage to the elevator, elevator tab, and elevator tab control mechanism. The actions specified in this Directive are intended to prevent detachment of an elevator tab pushrod due to a detached nut at either end attachment of a push rod.