SB-16 Alon/Forney Fuel System Modifications

Alon Service Bulletin No. 16


  • Forney F1-A, serial number 5764 only
  • Alon Model A2, serial numbers A-2 thru A-245
  • Alon Model A2-A, serial numbers B-246 thru B-302

System: Fuel

Issue Date: -

Subject: Fuel system modifications

Summary: In some instances, fuel has been observed flowing during flight from the vented fuel-filler caps. To preclude this condition, accomplish the following instructions.

Open PDF: ALON_SB16.pdf