What was found
FLT NR 3030 - DCA-ORF - AFTER TAKEOFF, WITH GEAR HANDLE UP, HANDLE GEAR TRANSIT LIGHT AND RED LIGHT STAY ON FOR NOSE GEAR. THE AIRCRAFT CONTINUED ON TO ORF AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE NLG GROUND LOCK CABLE. LATER IN THE DAY, FLIGHT 3082, ORF-DCA, THE NOSE GEAR WOULD NOT RETRACT. THE AIRCRFT RETURNED TO ORF AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE LANDING GEAR SHUTTLE VALVE AND LINEAR ACTUATOR. (M)