COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 767 Series Aeroplanes AD/B767/54 Engine and Cargo Compartment Fire Extinguishing Systems Applicability: As detailed in the requirement document. Requirement: Action in accordance with the technical requirements of FAA AD 91-05-06. Compliance: As specified in the requirement document. Background: This AD requires modification of the engine and cargo compartment fire extinguishing wiring and plumbing to preclude improper connection during maintenance. Compliance with this AD constitutes terminating action for the 6/91 repetitive inspections and functional checks required by AD/B767/22 Amdt 2.