Piper Service Bulletin No. 101
Applicability: Piper PA-12 serial numbers 12-1 to 12-2781
Issue Date: August 22, 1947
Subject: Ignition Wire Shielding
Summary: Possibility that the shielding on the magneto ground wire may come in contact with the terminal at the magneto attachment, causing grounding of the magneto and resulting in engine failure.
Open PDF: PIP_SB101.pdf