What was found
SEA - WHEN LANDING GEAR RETRACTED DEPARTING SEA, LEFT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. ACCOMPLISHED ABNORMAL PROCEDURE IAW OPS MANUAL WITH NO CHANGE OF INDICATION. LANDING GEAR EXTENDED NORMALLY WITH 3 GREEN AND UNSAFE LIGHTS OUT AT SEAT. ACCOMPLISHED OVERWEIGHT LANDING AFTER DECLARING EMERGENCY. FOUND BROKEN WIRE AT THE LEFT GEAR DOWNLOCKS SWITCH CANNON PLUG PIN NR 7. REPAIRED CANNON PLUG AND TESTED SYSTEM PER MM. ALL CHECKS WERE GOOD. PERFORMED OVERWEIGHT LANDING INSPECTION. NO PROBLEMS FOUND. (M)