As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6190 - IAD-BDL - DURING CRUISE, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO RT OIL COOLER FLAP INOP. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND CYCLED POWER TO RT OIL COOLER FLAP ACTUATOR AND NO FAULTS FOUND, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR SERVICE. (M)