As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD-RDU - FLT 6598 - DURING CLIMBOUT, THE NOSE AND LT MAIN LANDING GEAR INDICATED UNLOCKED WITH THE GEAR HANDLE SELECTED UP. ACFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE ADJUSTED THE NOSE UPLOCK MICROSWITCH AND LUBED THE LT MAIN LANDING GEAR UPLOCK MICROSWITCH. ACFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (W)