What was found
FLT 751 - AFTER TAKEOFF FLL DURING CLIMB-OUT, AFT COMPT OVERHEAT LIGHT ILLUMINATED. ACCOMPLISHED ABNORMAL PROCEDURES AND LIGHT EXTINGUISHED WHEN POWER LEVERS RETARDED. AIRCRAFT RETURNED TO FLL AND LANDED OVERWEIGHT WITHOUT INCIDENT. PLACARDED RIGHT AUGMENTATION VALVE AND CAPPED DOWNSTREAM PRESSURE SENSING LINE. ACCOMPLISHED OVERWEIGHT LANDING INSPECTION WITH NO DEFECTS FOUND. SUBSEQUENTLY REPLACED RT AUGMENTATION VALVE DOWNSTREAM PRESSURE SENSIONG LINE AND REMOVED PLACARD AT DFW. SYSTEM LEAK AND GROUND CHECKED NORMAL OPERATION. (M)