COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Embraer EMB-110 (Bandeirante) Series Aeroplanes AD/EMB-110/23 Trim Tab Control Systems - Inspection and Modification Applicability: All models EMB-110 with S/Nos. 110001 to 110364 and 110366 to 110384. Document: Embraer SB No. 110-27-062 Parts I and II. Note: Brazilian AD 82-11-03 refers. Compliance: PART 1: Within 25 hours time in service after 25 January 1983. 3/83 PART II: Within 125 hours time in service or one month, whichever occurs first, after 25 January, 1983. Background: Investigation by the manufacturer revealed that the attaching nuts of the actuating rod ends of the trim cab systems may become loose.