AD/B767/157 Amdt 1 Slat Track Housing Drain Tube (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/B767/157 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.
Boeing 767 Series Aeroplanes
| AD/B767/157 Amdt 1 | Slat Track Housing Drain Tube | 1/2009 DM |
Applicability: | Model 767 series aircraft, line numbers 1 through 757. |
Requirement: | Action in accordance with the technical requirements of FAA AD 2001-14-19 Amdt 39-12330. Boeing Alert Service Bulletin 767-57A0094 Revision 1 or later FAA approved revision is an Alternate Method of Compliance. Note: Boeing Service Bulletins 767-57A0060 Revision 1 and 767-57-0068 refer. |
Compliance: | As specified in the Requirement document with a revised effective date of The compliance time is not affected by this revision of the AD. |
| This Amendment becomes effective on 21 November 2008. | |
Background: | Operators reported fuel leaks from slat track housing drain tubes where the tube penetrates the lower wing skin. Further investigation revealed the fuel leaks originated from a crack in the drain tubes. Additionally, after production incorporation of new slat track housing drain tubes, the manufacturer determined that the installation did not meet current required bonding specifications. Amendment 1 is issued to authorise the use of FAA approved Alternate Method of Compliance. |
David Villiers
Delegate of the Civil Aviation Safety Authority
20 November 2008
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