As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SLC - FLT 475 - DURING APPROACH WHEN LANDING GEAR WAS EXTENDED, LEFT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ILLUMINATED. CYCLED LANDING GEAR AND USED ALTERNATE EXTENSION. FOUND LEFT MAIN LANDING GEAR DOWNLOCK SENSOR, MFG P/N H10-1026-1, FAULTY. REPLACED DOWNLOCK SENSOR AND LANDING GEAR INDICATION CHECKED NORMAL. (M)