What was found
ON GROUND IN CUN AFTER FLT 306 PIT-CUN, SLATS LOCKED AND WTB (WING TIP BRAKES) MESSAGE ON ECAM. CUN MAINTENANCE RESET THE WTB OF THE SLAT SYSTEM ON GROUND IAW AMM TASK 27-80-00-869-060 AND SYSTEM RESET AND OPS CK'D NORMAL. AIRCRAFT RETURNED TO SERVICE. UPON RETURN TO BWI, DURING A "DAILY" CK IN BWI, A BITE CHECK WAS PERFORMED OF THE SFCC (SLAT FLAP CONTROL COMPUTER) & HAD NO FAULTS BUT INDICATED THE RT WTB SOLENOID HAD A SHORT CIRCUIT. MAINTENANCE REPLACED THE RT WTB SOLENOID PER AMM TASK 27-81-51-401 AND OPS CK'D THE SLATS WTB PER AMM TASK 27-81-00-710-001. OPS CK AND LEAK CK OK.