As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4289 THE CREW REPORTED THE MAIN CABIN DOOR WAS HARD TO OPEN, IT SEEMED TO JAM ON THE UPPER RIGHT SIDE. THE AIRCRAFT WAS REMOVED FROM SERVICE. ADJUSTED MAIN CABIN DOOR IAW EMB AMM 52-18-00-820-012. THE OPERATIONAL CHECK WAS GOOD. REF NRWC 803-ORD-00341. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.