As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TUL - INFLIGHT MCI-DFW CREW REPORTED AIRCRAFT LOST RIGHT HYDRAULIC PRESSURE. ALTERNATE GEAR EXTENDED. EMERGENCY DECLARED FLIGHT DIVERTED TUL LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. INSTALLED NEW HYDRAULIC LINE TO RUDDER SHUT-OFF VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.