What was found
BJX - FLIGHT 2193, THE CREW REPORTED A LANDING GEAR LEVER DISAGREE, AND THE GEAR WAS STUCK DOWN AFTER T/O. THE AIRCRAFT RETURNED TO BJX WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND IT WAS FERRIED TO IAH WHERE IT LANDED WITHOUT INCIDENT. IAH MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR ELECTRONIC UNIT, (LGEU), OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.