As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OUTFLOW VALVE POSITION INDICATOR SHOWS FULL OPEN INFLIGHT. CABIN IS PRESSURIZED. NO FURTHER DEFECTS NOTED. PLACED P/N 130502-7 ON ORDER WITH MCC. REMOVED AND REPLACED CABIN PRESSURE SELECTOR IAW AMM 21-31-01. OPS CHECK GOOD AT THIS TIME.