As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT BRAKE DRAGGING AND LOCKING UP. THIS WOULD ONLY HAPPEN WHEN COPILOT RIGHT BRAKE WAS USED. WOULD NOT DRAG OR LOCK WHEN PILOT''S BRAKES WERE USED. AFTER TROUBLESHOOTING, CHANGED PILOT''S RIGHT MASTER CYLINDER WHICH TOOK CARE OF PROBLEM. (X)