As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX WHILE BRAKING ON LANDING ON TAXI, THE RT SIDE BRAKES SEEM TO GRAB AND THE ANTI-SKID IS RELEASED TOO EARLY CAUSING STOPPING TO BE JERKY. MX REPLACED THE NR 3 BRAKE AND THE NR 3 WHEEL SPEED TRANSDUCER. CHECKS GOOD. RETURNED TO SERVICE.