What was found
(CAN) DURING A SCHEDULED INSPECTION THE FLAP HANDLE RELEASE ASSEMBLY WAS NOT ENGAGING THE FLAPS IN THE CORRECT DEGREES SETTING. UPON INVESTIGATING THE FLAP HANDLE ASSEMBLY, WE FOUND A BROKEN COTTER PIN PN 38022 LOCATED IN THE RELEASE ASSEMBLY. THE FLAP HANDLE ASSEMBLY WAS REMOVED, NEW COTTER PIN INSTALLED IN THE RELEASE ASSEMBLY. REINSTALLED, INDEPENDENT CHECK CARRIED OUT AND THE AIRCRAFT WAS RETURNED TO SERVICE.