What was found
FLIGHT 5397 - CABIN ALTITUDE AT 13080, EXECUTED EMERGENCY DESCENT TO CABIN ALTITUDE 11090. DECLARED EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. REPLACED LEFT SAFETY VALVE. NO FURTHER DEFECTS NOTED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5397 - CABIN ALTITUDE AT 13080, EXECUTED EMERGENCY DESCENT TO CABIN ALTITUDE 11090. DECLARED EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. REPLACED LEFT SAFETY VALVE. NO FURTHER DEFECTS NOTED.