COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Dornier DO-27 Series Aeroplanes
AD/DO-27/2 Tailplane Front Spar - Modification 2/64
Applicability: All DO27Q series prior to S/No. 2139.
Requirement: 1. Modify the centre section of the front tailplane spar in accordance with Dornier Technical Bulletin No. 27/13 Rectification part “B” unless Part “A” has been carried out. or
2. Dornier TB No. 27/13. Compliance: Before 1 September 1971.