What was found
FLAP FAIL MESSAGE ON DESCENT THROUGH 16,000 WITH VMC-ICING CONDITIONS. NO EMERGENCY DECLARED. THE FLAPS DID NOT MOVE WHEN 9 DEGREES POSITION WAS SELECTED. RMU AND EICAS BOTH INDICATED ZERO, ONLY MESSAGE WAS FLAP FAIL. COMPLIED WITH AMERICAN EAGLE DOCUMENT EM-27-010. TROUBLESHOT, IAW FIM 27-51-00-810-516-A. REMOVED AND REPLACED LEFT FLAP VELOCITY SENSOR IAW EMB AMM 27-51-13. OPERATIONAL CHECK GOOD. RETURNED AIRCRAFT TO SERVICE. (M)