As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - FL 799 - AFTER TAKEOFF FROM CLT, CREW RECEIVED RED WARNING LIGHT ON LEFT MAIN GEAR UPON GEAR RETRACTION. CREW EXTENDED GEAR AND THE LIGHT REMAINED ILLUMINATED. FLIGHT RETURNED TO CLT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE ADJUSTED THE POSITION OF THE LEFT UPLOCK ROLLER ASSEMBLY AND FLYING DOOR. AIRCRAFT WAS JACKED AND A GEAR SWING PERFORMED. (M)