As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEAR UNSAFE LIGHT ILLUMINATED DURING GEAR UPLATCH CHECK. LEFT LANDING GEAR DOOR INDICATED UNLATCHED ON FLIGHT ENGINEERS PANEL. RECYCLED GEAR, SAME RESULT. *S/D* REPLACED LEFT MAIN LANDING GEAR UPLATCH SWITCH IAW DC8 MM 32-60-00, OPS CHECKED GOOD.