What was found
ANTI-ICE VALVE RIGHT ENGINE LEFT CIRCUIT BREAKER FOUND TRIPPED ON ARRIVAL TO AIRCRAFT. WHEN RESET, CIRCUIT BREAKER SPARKED AND SMOKE CAME OUT. RT ENG LEFT ANTIICE VALVE LOCKED OPEN AND CONNECTER REMOVED AND STOWED. THE CIRCUIT BREAKER REMAINS IN. REMOVED FWD F/A PANEL. GVI PERFORMED NO DEFECTS NOTED. R & R THE RT ENGINE LT ANTI ICE VALVE IAW AMM 75-10. R & R THE CIRCUIT BREAKER B1-54 IAW 20-00-00. OPS CHECKED OPERATION OF VALVE SEVERAL TIMES , NO CIRCUIT BREAKERS TRIPPED. VALVE OPERATES NORMAL. ACFT OK FOR SERVICE.