As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING, INITIAL BRAKING WAS FIRM AND COULD NOT BE MAINTAINED BECAUSE OF BRAKE CHATTER. RELEASED AND REAPPLIED BRAKES AND THERE WAS STILL CHATTER. BLED AIR FROM BRAKE SYS. PERFORMED OPERATIONAL CHECK OPS CHECK GOOD. WORK DONE IAW CHAPTER 32-42-00 OF THE MM.