COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 767 Series Aeroplanes AD/B767/66 Girt Bar 7/92 Applicability: Model 767 series; as listed in Boeing ASB 767-52A0061 Revision 1. Requirement: Adjust the ball plunger for the girt bar locks in accordance with Boeing Alert Service Bulletin 767-52A0061 Revision 1. Note: FAA AD 92-07-13 Amdt 39-8209 refers. Compliance: Prior to 25 August 1992. Background: The FAA has received a report of an escape slide that failed to deploy and fell to the ground. The actions specified in this Directive are intended to ensure proper retention of the girt bar to the girt bar carrier.