What was found
FLAP FAIL MESSAGE AFTER DEPARTURE. RETURNED TO SMF. REMOVED AND REPLACED FECU IAW RJ MM 27-51-05. REMOVED AND REPLACED BOTH BPSU''S IAW RJ MM 27-51-10. FLAP SYSTEM OPS CHECK GOOD. BPSU LT P/N ON: 855D100-9, S/N ON: 1150, P/N OFF: 601R93105-7, S/N OFF: 303. BPSU RT P/N ON: 855D100-9, S/N ON: 418, P/N OFF: 601R93105-7, S/N OFF: 393, P/N: 860D100-18, S/N ON: 222, S/N OFF: 233.