COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Franklin Piston Engines
AD/FK-P/1 Air By-Pass Valve - Modification NK
Applicability: Model 6VS-335-A and 6VS-335-A installed in Bell and Hiller Helicopters in accordance with FAA STC SH1-512 and SH1-457 respectively.
Requirement: Carson Helicopters SB No 107 and Franklin SB No 106. Compliance: Before installation in an aircraft after 15 June 1967.