As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT NOTICED EXCESSIVE CABIN CLIMB RATE. LEVELED OFF AT 10000 FT. CABIN CONTINUED TO CLIMB TO 10000 FT. OUTFLOW VALVE SHOWED FULL CLOSED. FORWARD OUTFLOW VALVE SHOWS FULL CLOSED. COULD NOT CONTROL CABIN ALTITUDE AT ALL IN DESCENT. REPLACED SEVERAL FUSELAGE DRAINS.