As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BRAKE PEDALS MUST BE FULLY DEPRESSED BEFORE ANY BRAKING ACTION IS FELT AND THEN THEY ARE VERY GRABBY. ALL BRAKE WEAR INDICATORS ARE GOOD. R & R ANTI-SKID CONTROL BOX AND INSTALLED A REPAIRED ANTI-SKID CONTROL BOX IAW G-IV CMP 324264. SUCCESSFUL OPS CHECK PERFORMED IAW G-IV CMP 324264.