What was found
ACY - FLT 341 - AFTER TAKEOFF CYCLED NLG AND HAD A GEAR UNSAFE INDICATION AND A LOUD NOISE FROM GEAR DOORS BEING OPEN, DID A FLY BY AND TOWER NOTICED GEAR RETRACTED WITH GEAR DOORS STILL OPEN AND GEAR LEVER UP. AIRCRAFT RETURN TO ACY AND PERFORMED AN OVERWEIGHT LANDING. LUBED NLG DOOR ASSY AND JACKED NOSE WITH BALLAST WEIGHT AND PERFORMED NOSE GEAR RETRACTION AND EXTENSION. OPS CHECK NORMAL. CHECKED NOSE UPLOCK AND SAFE PROX SIGNAL OK. (M)