COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Pratt and Whitney Canada Turbine Engines - PT6T Series
AD/PT6T/4 Fuel Control Bypass Valve Diaphragm 10/85
Applicability: PT6T-3 and PT6T-6 engines fitted with Aviation Electric Fuel Control Units P/N 2524381-5, 3244712-1 and -2, 3244717-1 thru -5, 3244721-1 thru -5, 3244735-1 thru
-7, and 3244737-1 thru -7.
Document: 1. Pratt & Whitney Aircraft of Canada Alert SB No. 5153; or 2. FAA AD 78-17-05, Amendment 39-3285; or
3. AD/UAC-T/30.
Compliance: Within the next 50 hours time in service after 30 November 1978.