As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6598 - IAD-RDU - DURING CLIMB, MADE AN UNSCHEDULED LANDING DUE TO LANDING GEAR WOULD NOT RETRACT. AIRCRFT RETURNED TO THE GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND FOUND NOSE GEAR NEEDING SERVICED. MAINTENANCE SERVICED NOSE GEAR AND PERFORMED GEAR SWING. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)