What was found
LOW BRAKE PRESS & ANTI-SKID INOPERATIVE LIGHTS ILLUMINATED ON TAXIWAY AFTER CLEARING THE RUNWAY. VERIFIED THAT THERE WAS NO BRAKE PRESS & STOPPED THE ACFT WITH THE EMERGENCY BRAKES & WAS TOWED IN. THERE WAS FLUID OBSERVED BY LINE PERSONNEL COMING OUT OF THE NOSE GEAR AREA. FOUND THE POWER BRAKE CIRCUIT BREAKER TRIPPED. BRAKE ACCUMULATOR PRE-CHARGE WAS GOOD, BRAKE RESERVOIR WAS FULL, NO LEAKS NOTED. RESET THE POWER BRAKE CIRCUIT BREAKER AND THE ANTISKID PUMP / MOTOR TURNED ON BUT WOULD NOT SHUTOFF. TROUBLESHOT TO A FAULTY HIGH PRESSURE SWITCH. REMOVED & REPLACED THE FAULTY HIGH PRESSURE SWITCH WITH NEW. BLED THE ANTI-SKID BRAKE & SYSTEM, OPS & LEAK CHECK GOOD IAW MM 32-42-00 & 32-42-05.