72-17-05: Electric Trim Switch

72-17-05 PIPER AIRCRAFT: Amendment 39-1499. Applies to Model PA-28-180 airplanes, Serial Nos. 28-4378 to 28-5859 inclusive, 28-7105001 to 28-7105122 inclusive; Model PA-28R-180 airplanes, Serial Nos. 28R-30005 to 28R-31270 inclusive, 28R-7130001 to 28R-7130005 inclusive; Model PA-28R-200 airplanes, Serial Nos. 28R-35001 to 28R-35820 inclusive, 28R-7135001 to 28R-7135102 inclusive; Model PA-28-235 airplanes, Serial Nos. 28-11040 to 28-11378 inclusive, 28-7110001 to 28-7110011 inclusive; Model PA-32-260 airplanes, Serial Nos. 32-1111 to 32-1297 inclusive, 32-7100001 to 32-7100017 inclusive; Model PA-32-300 airplanes, Serial Nos. 32-40566 to 32-40974 inclusive, 32-7140001 to 32-7140049 inclusive. Compliance required within the next 100 hours time in service after effective date of the Airworthiness Directive unless already accomplished. Modify the Electric Trim Switch P/N 800452-00 to -01 in accordance with Piper Kit No. 760-517V for the PA-28 series airplanes and the PA-32 series airplanes as referenced in Piper Service Bulletin No. 332 dated April 16, 1971 or equivalent method approved by Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region. This amendment becomes effective August 15, 1972.