As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ANTI-SKID INBD CAUT MSG; FLAGGING PARK BRAKE SOV AND PARK BRAKE PRESSURE SWITCH. MX TO CHECK RIGGING OR PARKING BRAKE MICRO SWITCH TO SEE IF IT GOT MISADJUSTED DURING METERING VALVE REPLACEMENT. MX T/S THE PROBLEM TO PARK BRAKE MICRO SWITCH OUT OF RIG. ADJUSTED BUT THE LOCKING RING IS MISSING IN THE MICRO SWITCH. R2 PARKING BRAKE MICRO SWITCH LOCKING RING.