As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLT 3180 - CREW REPORTED THAT THE MANUAL AND AUTO PRESSURIZATION WAS INOPERATIVE. AIRCRAFT RETURNED TO FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT THEN REMOVED AND REPLACED THE CARGO DOOR SEAL IAW EMB 120MM 52-30-01. OPERATIONAL AND LEAK CHECKS WERE SATISFACTORY IAW EMB120MM 21-30-00. AIRCRAFT RELEASED FOR SERVICE. (M)