What was found
(CAN) DURING OVERNIGHT ROUTINE MAINTENANCE AND TROUBLESHOOTING AN OPEN MEL ITEM FOR NR 2 & 3 SPOILER FAULT THAT WAS PLACED ON MEL (SYSTEM DEACTIVATED) PRIOR TO AIRCRAFT ARRIVAL, MAINTENANCE DISCOVERED THE NR 2 RT SPOILER ACTUATOR THREADED ROD END ASSEMBLY HAD FAILED IN THE THREADED AREA RESULTING IN THE SPOILER SURFACE TO BECOME DETACHED FROM THE ACTUATOR AND ALLOWED TO FLOAT FREELY WITH A PORTION OF ROD END REMAINING ATTACHED TO SPOILER PANEL.