As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING, MODERATE BRAKE APPLICATION HAD MUSHY BRAKE POWER WHEN PUSHING THE BRAKES FURTHER , IT SUDDENLY GRABS HARD. R & R THE OTBD AND INBD BRAKE METERING VALVE IAW AMM 32-43-06. NR 3 HYD RESERVOIR ALSO REPLACED IAW AMM 29-12-30