As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CO-PILOT AIRSPEED INDICATOR ON TAKEOFF ROLL DID NOT INDICATE AIRSPEED TO 70 KNTS, NO REDX'S FOR AIR DATA FAILURE. REMOVED AND REPLACED NR 2 ADC WITH A OVERHAULED ADC RECEIVED FROM MANUFACTURER CRS NR NZ2R049L. PITOT/STATIC LEAK CHECK AND OPERATIONAL CHECK WAS SUCCESSFUL, REP HAWKER 800XPC 34-10-00 AND 8130-3 TRACKING NR 102537082, DATED OCT/4/2006.