COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Piper PA-32 (Cherokee Six) Series Aeroplanes AD/PA-32/64 Fuel Flow Indicator Line - Replacement 9/79 Applicability: Model PA-32RT-300T with S/Nos. 32R-7887001 to 32R-7987124. Document: 1. Piper SB No. 652; or 2. FAA AD 79-13-04, Amendment 39-3500. Compliance: Within 25 hours time in service after 19 July 1979. Background: There are overseas reports of broken fuel flow indicator lines which have resulted in fuel leakage, engine power loss and one instance of a forced landing.