What was found
FLT 120 - PANC - AFTER TAKEOFF, AFT RIGHT GEAR UNSAFE LIGHT REMAINED ON, UPLATCH CHECK FAILED. PERFORMED ADJUSTMENT/TEST MAIN GEAR DOOR LATCH MECHANISM PER MM 32-31-4, SYSTEM OPS CHECK NORMAL, ALSO GREASED LATCH MECHANISM, CLEANED ELECTRIC PLUGS ON UPLATCH SWITCH, LUBRICATED DOOR LATCH. (M)