What was found
AIRCRAFT WAS GROUNDED: BOTH LEFT AND RIGHT BRAKES FROM BOTH PILOTS SEATS GIVE A CHATTERING TYPE BRAKING ACTION AT TAXI SPEED.REMOVED AND REPLACED NO. 4 BRAKE ASSY IAW AMM 32-42-00. SEE AALA202001069025 FOR NO. 3 BRAKE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: BOTH LEFT AND RIGHT BRAKES FROM BOTH PILOTS SEATS GIVE A CHATTERING TYPE BRAKING ACTION AT TAXI SPEED.REMOVED AND REPLACED NO. 4 BRAKE ASSY IAW AMM 32-42-00. SEE AALA202001069025 FOR NO. 3 BRAKE.