What was found
CLT-BHM - FLT 2358 - ON LANDING GEAR RETRACTION, AFTER TAKEOFF, THERE WAS A NOSE GERA FAULT AND A BLUE LIGHT IN THE GEAR HANDLE. THE LANDING GEAR WAS CYCLED WITH SAME RESULTS. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NOSE LANDING GEAR DOOR SELECTOR VALVE. (M)