As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED AFTER NORMAL LANDING AND DURING TAXI THE RT BRAKE PEDAL WENT TO THE FLOOR WITH NO BRAKING ACTION. AFTER SHUTDOWN AND SECURING THE ACFT HE NOTICED THE RT BRAKE CALIPER LEAKING FLUID ON THE RAMP. ON FURTHER INVESTIGATION HE FOUND THE BRAKE LINE LEADING TO THE RT BRAKE CALIPER SEPARATED FROM THE CALIPER. MX REPLACED THE RT BRAKE CALIPER AND BLED THE BRAKE SYS. MX REPORTED THE THREADS IN THE CALIPER PULLED OUT.