As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CVG-EWR - FLT 4226 - AFTER TAKEOFF, THE AIRCRAFT PRESSURIZATION SYSTEM WENT INOPERATIVE. THE AIRCRAFT DIVERTED INTO CLEVELAND WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPAIRED SERVICE DOOR SEAL IAW EMB 145 MM 52-00-00. MAINTENANCE ALSO RERACKED THE CABIN PRESSURE ACQUISITION MODULE AND PERFORMED TEST IAW 21-32-01. THAE AIRCRAFT WAS RELEASED FOR SERVICE. (M)