Reports of the wing tank fuel shut off valve, located inline prior to the fuel pump, being left in the “Closed” position during engine run-up and flight, resulting in engine ceasing to function properly upon fuel starvation.
Reports of internal corrosion found on Ercoupe aileron pushrod tubes.
Visual inspection of the throttle cable and housing for fatigue and possible cracking.
Procedures for returning materials to Alon, Inc., McPherson, Kansas, are summarized.
Alon, Inc. is inaugurating our Service Letter/Bulletin Compliance Program which will allow Alon, Inc. to more closely monitor the maintenance on the A2 Aircoupe.
Acceptable handling methods for returning malfunctioning or warrantied instruments to Alon, Inc.
To eliminate the need for continuous re-oiling of the bellcrank as required in Ercoupe Service Memo No. 63, it is recommended that the assembly be reworked.