What was found
LEFT NACELLE FLAPS FAULT DISCREPANCY DURING RETRACTION. REPLACED FLAP COMPUTER. OPS CHECK BAD. REPLACED LEFT NACELLE FLAP ACTUATOR. OPS AND LEAK CHECK GOOD. WORK ACCOMPLISHED IAW EMB120 MM 27-50-00 AND RII 27-307. FLAP COMP P/N: 347200-1001, S/N ON: 0227, S/N OFF: 0057, FLAP ACT P/N: 343100-1001, S/N ON: 0033, S/N OFF: 0078.