As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6185 - IAD-RDU - DURING CLIMB, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO GEAR WOULD NOT RETRACT AFTER TAKEOFF. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED LEFT WOW SWITCH ON LEFT MAIN LANDING GEAR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)