Piper Service Letter No. 233
Applicability:
- PA-18 "105", "125" and "135" equipped with two wing fuel tanks
- PA-20 "115", "125" and "135" equipped with two wing fuel tanks
- PA-22 "125" and "135" equipped with two wing fuel tanks
System: Fuel
Issue Date: October 22, 1959
Subject: Fuel Selector Valve
Summary: The new Fuel Selector Valve, part number 11383-04, should be used for all service replacements and all new installations on Piper PA-18, PA-20 and PA-22 airplanes equipped with two wing fuel tanks.
Open PDF: PIP_SL233.pdf