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-110/42 Undercarriage Wiring Inspection 13/89 Applicability: All model EMB-110 aircraft. Requirement: Carry out an inspection of the main and nose landing gear wiring in accordance with Embraer SB 110-32-052R3. Note: Brazilian AD 82-10-02R1 refers. Compliance: Unless previously accomplished, 1. Within 25 hours time in service from 28 December 1989, and 2. Thereafter at intervals not exceeding 600 hours time in service or 3 months. Background: Embraer have advised that the main and nose landing gear wiring are subject to wear in operation which can produce open and/or short circuits which may result in erratic indication and/or uncommanded operation of the landing gear.