As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 754, ATL-PHL, BLEED ONE LEAK EICAS FOLLOWED BY BLEED TWO LEAK EICAS. FLIGHT DIVERTED TO CLT FOR MAINTENANCE. MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE AND NR 2 ENGINE PRECOOLERS. ACCOMPLISHED SATISFACTORY OPERATIONAL TEST OF ENGINE BLEED SYSTEM.