What was found
DURING FLIGHT CONTROL CHECK AFTER ENGINE START, THE AILERON CHECK FROM FULL LEFT TO NEUTRAL PRODUCED A VERY PRONOUNCED BINDING NOISE AND RESISTANCE. TROUBLESHOT FAULT IAW FIM 27-11-00 PG 115. INSPECTED CABLES, PULLEYS, CONTROL SURFACES, NO OBSTRUCTIONS NOTED. DURING INSPECTION FOUND NR 8 SPOILER ACTUATOR MAKING GROANING SOUND. REMOVED AND REPLACED NR 8 SPOILER PCA REF AMM 27-61-02. OPS AND LEAK CHECK GOOD. ADJUSTED REF AMM 27-61-00. ROTABLE PARTS CHANGE WAS INDICATED - TT 1335810 S/N OFF 02368 ACTUATOR, ASSY, OFF 64-2761-9-0001 2368 ON 64-2761-9-0001 2234.