What was found
UPON ARRIVAL ON THE RAMP, PERSONNEL CAME RUNNING OUT WITH FIRE EXTINGUISHERS , SAID LEFT BRAKE ASSEMBLY WAS ON FIRE. IT WAS OUT BY THE TIME WE EXITED, BUT THERE ARE SCORCH MARKS ON ASSEMBLY. SUB INSPECTED L/H MLG FOR ANY DAMAGE. NO DEFECTS NOTED. REMOVED & REPLACED NO. 1 BRAKE & NO. 1 MLG WHEEL ASSY. IAW EMB PHENOM 300 M/M 32-45-01 & 32-45-21. TAXI AIRCRAFT APPLIED BRAKES MANY TIMES TAXI BACK TO RAMP. NO DEFECTS NOTED WITH BRAKE ASSY. & NO LEAKS NOTED.