As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3987 THE FLIGHT ATTENDANT REPORTED THE MAIN DOOR WAS VERY HARD TO OPEN LIKE THE HANDLE WAS JAMMING ON SOMETHING. THE AIRCRAFT WAS REMOVED FROM SERVICE. CLEANED AND LUBED MAIN DOOR ROLLERS IAW EMB 140 MM 53-21-02. THE OPERATIONAL CHECK WAS GOOD, NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.