What was found
98-0176 STA-MEM: AFTER TAKEOFF WHEN GEAR WAS RAISED, THE GREEN NLG LIGHT AND RED GEAR DOOR LIGHT FOR NOSE GEAR REMAINED ON. AFM PROCEDURES WERE FOLLOWED BUT NO LUCK. REMOVED AND REPLACED LANDING GEAR ACCESSORY BOX AND NLG LOCK SWITCH PER M/M 32-61-21. REMOVED AND REPLACED NOSE DOWN LOCK LINKAGE. OPS CHECK PER M/M 32-61-21. OPS CHECK GOOD ON GEAR SWING PER M/M 32-34-0. OK FOR SERVICE.