What was found
AFTER TAKEOFF, GEAR RETRACTION LEFT MAIN LIGHT REMAINED ILLUMINATED UNTIL LEVEL OFF AT 10,000 FEET, ACCOMPLISHED QRH TIMES. INSPECTED THE LMG STRUCTURE AND RETRACT MECHANISM AND DETERMINED NO VISABLE DAMAGE. INSPECTED THE LMG PROX SENSORS AND FOUND LMG UPLOCK PROX SENSOR DAMAGED. REMOVED AND REPLACED THE LMG UPLOCK SENSOR AND AJUSTED THE GAP. OPS CHECK GOOD ON PROX TEST. (M)