As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - AFTER ROTATION THE CREW REPORTED THAT THE NR 1 ENGINE EXCEEDED ALLOWABLE TEMPERATURE LIMITS. THE AIRCRAFT RETURNED TO IAH AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE NR 1 ENGINE AND FOUND THAT THE UPPER BYPASS DUCT PANEL AND MANIFOLD ASSEMBLY HAD PULLED LOOSE FROM THE OUTER BYPASS DUCT. THE NR 1 ENGINE WAS REMOVED AND REPLACED, OPERATIONALLY TESTED AND THE AIRCRAFT APPROVED FOR RETURN TO SERVICE.