What was found
FLIGHT 5421- UPON GEAR EXTENSION, INBOARD ANTI-SKID INOP MESSAGE APPEARED. CYCLED GEAR, MESSAGE CLEARED, RE-APPEARED UPON EXTENSION. REPLACED PARKING BRAKE SHUT-OFF VALVE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5421- UPON GEAR EXTENSION, INBOARD ANTI-SKID INOP MESSAGE APPEARED. CYCLED GEAR, MESSAGE CLEARED, RE-APPEARED UPON EXTENSION. REPLACED PARKING BRAKE SHUT-OFF VALVE.