What was found
DURING TAKE OFF, THE PILOT REPORTED THAT THE TAKE WAS ABORTED DUE TO A STRONG VIBRATION AT LOW SPEED, THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE PERFORMED A FAULT ANALYSIS IAW TSM 05-50-00-810-823-A, & 32-42-00-810-925, INSPECTED THE BRAKES ASSEMBLIES FOR OPERATION, NOISES, TEMPERATURE, FOUND THE NR 4 BRAKE ASSEMBLY HAD EVIDENCE OF HIGH TEMPERATURE, THE BRAKE ASSEMBLY WAS REPLACED IAW AMM 32-42-27 PB401, PERFORMED THE CORRESPONDING TESTS WITH NORMAL RESULTS. THE AIRCRAFT WAS RETURNED TO SERVICE.