COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES British Aerospace BAe 3100 (Jetstream) Series Aeroplanes AD/JETSTREAM/35 Passenger/Crew Door Restraint Cable 3/90 Applicability: Constructor numbers 757, 770 to 840, 842 to 847 and 850. Requirement: Action in accordance with BAe Alert SB 52-A-JM7704. Compliance: Prior to 30 June 1990. Background: Disconnection of the upper attachment has prevented door opening. The main door must always be useable as an emergency exit.