COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 400 Series Aeroplanes AD/CESSNA 400/96 Auxiliary Fuel Pump Wiring Modification 12/89 Applicability: All models 401, 402, 404, 411, 414, and 421 which have been modified in accordance with Cessna Service Bulletin MEB 88-3. Requirement: Unless already accomplished, action in accordance with Cessna Service Bulletin MEB 88-3 Revision 1. Note: This Requirement does not apply to aeroplanes that have not incorporated SB MEB 88-3. Compliance: Prior to the issue of the next maintenance release after 31 December 1989. Background: Compliance with the original issue of SB MEB 88-3 was not considered to warrant the issue of an Airworthiness Directive. This AD is raised to ensure that necessary features of revision 1 are incorporated into modified aeroplanes.