What was found
FLT 4783 - DURING APPROACH FROM DFW-AMA, THE CREW SELECTED THE FLAPS TO EIGHT DEGREES AND RECEIVED A FLAPS FAIL CAUTION MESSAGE. THE CREW ABORTED THE APPROACH TO COMPLY WITH THE QRH, PERFORMED A GO AROUND AND REQUESTED EMERGENCY VEHICLES BE ON STAND-BY. THE TOWER DECLARED AN EMERGENCY AS PRECAUTIONARY MEASURE AND THE AIRCRAFT LANDED SAFELY IN AMA. MAINTENANCE REMOVED AND REPLACED THE LEFT BRAKE POSITION SENSOR UNIT. OPS CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)