As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT 10000 FT 30 MILES NORTH EAST OF IAH, CREW RECEIVED MAIN ACCUMULATOR BLEED DOWN WARNING MSG. CREW RAN CHECKLIST AND RETURNED TO IAH. DID NOT DECLARE AN EMERGENCY HOWEVER IAH TOWER DECLARED AN EMERGENCY. A/C LANDED WITH OUT FURTHER INCIDENT AND PARKED AT THE GATE. REPLACED FLAP CONTROL VALVE, LEAK DOWN CHECKED GOOD.