What was found
DURING TAXI TO RAMP, NORMAL AC BRAKES FAILED AND AC STRUCK THE BUILDING. REMOVED ANTI-SKID MOTOR AND REPLACED WITH A OVERHAULED UNIT IAW CESSNA 560XL/XLS MM 32-44-00. REMOVED ANTI-SKID PUMP ASSEMBLY AND COUPLING AND ALSO REPLACED WITH NEW IAW CESSNA 560XL/XLS MM 32-44-00. REMOVED & REPLACED RELAY 1<2067 IN J BOX IAW CE-560XL MM 24-50-03, REMOVED & REPLACED POWER BRAKES CIRCUIT BREAKER IAW CE-560XL MM 24-50-02.OPS, LEAKS, TAXI AND BREAK CHECKS GOOD.