As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED LOSS OF RIGHT HYDRAULIC SYSTEM DURING CLIMBOUT. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT ENGINE DRIVEN PUMP FILTER HOUSING THAT WAS CRACKED. SYSTEM GROUND CHECK NORMAL OPERATION.