What was found
WHILE PERFORMING A PREFLIGHT INSPECTION PRIOR TO FLIGHT, PILOT NOTICED THE LT DOWN & LOCKED, GREEN INDICATION LIGHT WAS INOPERATIVE. MX WAS NOTIFIED AND FOUND THE LT DOWN LOCK SWITCH HAD A BROKEN WIRE. INSTALLLED NEW DOWN LOCK SWITCH ONTO LT POSITION, CHECKED FOR PROPER CLEARENCE AND OPERATION IAW MM CHAP 32-60-00-201; NO DEFECTS WERE NOTED.