What was found
FOR FLIGHT 3336 DURING TAXI THE CREW REPORTED A BRAKE DEGRADE MESSAGE ILLUMINATED FOLLOWED BY A FIRM BRAKE GRABBING ON THE RIGHT SIDE. THE MESSAGE EXTINGUISHED 2 SECONDS LATER. THE AIRCRAFT RETURNED TO THE BLOCK AND WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE BRAKE CONTROL UNIT IAW AMM 32-41-00. REMOVED AND REPLACED NR 1 WHEEL SPEED TRANSDUCER IAW EMB 145 AMM 32-41-03. THE OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.