As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT REACHING FL330, THE CABIN CONTINUED TO CLIMB. CREW WAS NOT ABLE TO CONTROL CABIN CLIMB SO AN EMERGENCY DESCENT WAS PERFORMED. ACCOMPLISHED COM PROCEDURES. CABIN ALTITUDE DID NOT EXCEED 11,500 FEET AND MASKS WERE NOT DEPLOYED. FLIGHT CONTINUED AT 10,000 FEET AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE DUCT TO THE RIGHT ACM COMPRESSOR INLET OFF. RE-ATTACHED THE DUCT. SYSTEM LEAK CHECK OK.