Piper Service Letter No. 617B
Applicability: Piper PA-18, PA-23, PA-24, PA-28, PA-31, PA-32, PA-34, and PA-39; see service letter for affected serial numbers
System: Electrical
Issue Date: August 30, 1973
Subject: Piper Automatic Location Transmitter
Summary: Instructions for replacing the old style Piper Automatic Location Transmitters with newer models.
Open PDF: PIP_SL617B.pdf