As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3516 THE CREW REPORTED THE FLIGHT ATTENDANT WAS UNABLE TO OPEN THE MAIN CABIN DOOR. THE RED HANDLE WAS LOOSE AND NEEDED TO BE FIXED. THE AIRCRAFT WAS REMOVED FROM SERVICE. TIGHTENED PASSENGER DOOR ACTUATING HANDLE. REFERENCE AMM 52-18-05. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.