What was found
UPON CONFIGURATION FOR THE APPROACH SELECTING FLAPS ONE, NOTICED A FLAP ASYMMETRY CONDITION, COMPLIED WITH QRH, RETURNED TO AIRPORT AND CONDUCTED A FLAPS UP LANDING WITH NORMAL TOUCHDOWN. MAINTENANCE PERFORMED BIT PER FIM 27-51-00-810-805. REPLACED NR 5 SKEW SENSOR DUE TO HISTORY. REPLACED FSEU WITH SERVICEABLE UNIT, OPERATIONAL CHECKS OK. WORK PERFORMED PER AMM 27-59-01 AND 27-51-01. ROTABLE PARTS CHANGE WAS INDICATED - TT 1333166, S/N OFF 00308 29-2751-9-0024 0308, ON 29-2751-9-0024 1943.