SB-148A Piper PA-18/PA-22 Fuel Tank Caps

Piper Service Bulletin No. 148A

Applicability: Piper PA-18-18A, L21B and PA-22

System: Fuel

Issue Date: May 29, 1957

Subject: Fuel Tank Caps

Summary: A recent design change to the fuel tank caps has created a possible hazard to the venting system and it is therefore requested that the caps be reworked in the following manner.

Open PDF: PIP_SB148A.pdf