What was found
IAH - FLT 3371 - ON APPROACH, THE CREW REPORTED THAT THE RIGHT OUTBOARD FLAP RETRACTED TO 15 DEGREES UNCOMMANDED. THE CREW LANDED AT IAH WITHOUT INCIDENT. MAINTENANCE REMOVED, CLEANED, AND REINSTALLED THE CANNON PLUG ON RIGHT OUTBOARD FLAP ASSEMBLY, AND OPERATIONALLY CHECKED THE SYSTEM IN REF TO EMB120 MM 27-50-00, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)