What was found
NOSE GEAR UNSAFE LIGHT CAME ON AND FLICKERED DURING T/O ROLL WITH A STEADY GREEN. NOSE GEAR DOWN AND LOCKED LIGHT DOORS LIGHT AND S/O NOSE GEAR DOOR LIGHT REMAINED OFF ALL LIGHTS WENT OUT NORMALLY DURING GEAR RETRACTION. OKAY ON LANDING. REMOVED NOSE GEAR POSITION SWITCH C/P FOR TROUBLESHOOTING. REMOVED AND REPLACED NOSE GEAR POSITION SWITCH AS A PRECAUTION IAW 727-200 M/M 32-61-071-4 STEPS 2A-B- AND C(3). AIRCRAFT STILL REQUIRES JACK AND GEAR SWING IAW STEP 2C(4). JACKED ACFT AND C/W 727-200 M/M 32-61-071-4 STEP 2C-(4) AND (5). CYCLED GEAR SEVERAL TIMES ALL INDICATIONS NORMAL. NO DEFECTS NOTED AT THIS TIME.