As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6483 - IAD-CHS - DURING TAKEOFF, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND RESET EMERGENCY EXTENSION PIN. MAINTENANCE PERFORMED GEAR SWING, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)