What was found
(CAN) TOTAL CYCLES SINCE O/H-6166, ACTUATOR DAMAGE, THEADED PORTION OF END CAP CRACKED 270 DEGREE OF CIRCUMFIRENCE, PILOT NOTICED DURING TAXI FOR TAKE-OFF RT OTBD SPOILER NOT DEPLOYED, UPON INSPECTION AT THE SCENE , FOUND HYDRAULIC FLUID LEAKING FROM THE RT OTBD WING, FURTHER INSPECTION FOUND 1 QT OF HYDRAULIC FLUID LOSS IAW 10 MIN OF ENGINE OPERATION . MAINTENENCE FOUND ACTUATOR BROKEN AND RESULTING DAMAGE TO MOUNTING BRACKET AT REAR SPAR.