What was found
ABORTED TAKE OF DUE TO LACK OF RUDDER RESPONSE LESS THAN 60 KTS FO'S LEG. PRESSURIZED ALL 3 HYD SYSTEMS, VISUALLY VERIFIED FULL DEFLECTION OF RUDDER TRAVEL FROM BOTH CA AND FO RUDDER PEDALS. EICAS INDICATION AGREES. AIRCRAFT REMOVED FROM SERVICE. PERFORMED VIS INSP ON MLG TIRE IAW AMM 32-41-01 AND NLG TIRE IAW AMM 32-42-01, NO DEFECTS NOTED. PERFORMED OPS CHECK OF BRAKE SYS IAW AMM 32-43-00, OPS CHECK GOOD. PERFORMED OPS CHECK OF RUDDER CONTROL SYS IAW AMM 27-21-00. OPS CHECK GOOD. PERFORMED OPS CEHCK OF NWS STEERING