What was found
DURING FLAP RETRACTION INDICATORS SHOWED SPLIT FLAP W/INBOARDS REMAINING AT 2 DEG W/FLAP UP. AFTER RUNNING QRH AND INBOARDS GOING TO FULL UP, HYD A SYSTEM INDICATED 0 QTY. RAN QRH AGAIN W/ALTERNATE FLAPS SYSTEM AND MANUAL GEAR EXTENSION PROCEDURES. WHEN ARRIVING AT A/C NOTICED HYD FLUID COMING FROM LT WHEEL-WELL AREA, OPENED GEAR DOORS AND FLAP DRIVE MOTOR WAS DUMPING FLUID. REMOVED AND REPLACED FLAP POWER UNIT HYDRAULIC MOTOR IN ACCORDANCE WITH 727-200 MM REF NR 27-51-062-4. SERVICED HYDRO, CYCLED FLAPS SEVERAL TIMES AND INDICATIONS FOLLOWED CORRECTLY. OPS CHK GOOD. NO LEAKS NOTED.