COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Piper PA-44 (Seminole) Series Aeroplanes AD/PA-44/4 Throttle Cable Installation - Modification 5/79 Applicability: Model PA44-180 with S/Nos. 44-7995001 to 44-7995144, 44-7995146 to 44- 7995180, 44-7995182 to 44-7995186, 44-7995190, 44-7995192, 44-7995193, 44- 7995195 and 44-7995197. Document: 1. Piper SB No. 639; or 2. FAA AD 79-05-11, Amendment 39-3433. Compliance: Within 25 hours time in service after 5 April 1979. Background: There are reports of engine throttle cable breakage due to excessive spring-back induced by the present cable layout. The throttle cable support bracket is to be relocated to correct this condition.