As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - FLT 861 - ON ARRIVAL, CREW REPORTED THE NOSE LANDING GEAR DOWN AND LOCKED (GREEN) LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION. RECYCLED GEAR AND LIGHT EXTINGUISHED. LANDED WITHOUT INCIDENT. UNABLE TO DUPLICATE MALFUNCTION ON GROUND, CYCLED GEAR MULTIPLE TIMES AND OPERATED NORMALLY. REPLACED NOSE LANDING GEAR DOWNLOCK SENSOR AS PRECAUTIONARY MEASURE. (M)