COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Short SD3-60 Series Aeroplanes AD/SD3-60/47 Diode Inspection and Adjustment 3/98 Applicability: All Shorts SD3-60 Aircraft. Requirement: Inspect and check torque setting of diodes (6F40) on panels 1C, 2C, 12P, 27C and 51C in accordance with Shorts Service Bulletin SD360-39-04 dated 25 September 1997. Note: UK CAA AD 008-09-97 refers. Compliance: No later than 26 May 1998. This airworthiness directive becomes effective on 26 February 1998. Background: The UK CAA has reported that this action is required because diodes have been found loose and overheating on board 27C.