As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE DOING A ROUTINE INSPECTION, IT WAS NOTICED HYDRAULIC FLUID ON THE LOWER PORTION OF THE LT IB WING. AFTER CLEANING THE AREA AND PERFORMING A RETRACTION TEST, IT WAS DETERMINED THAT THE RETRACTION TUBE HAD A PIN HOLE IN IT. COULD NOT GUESS ON THE PROBABLE CAUSE. THE LINE WAS FOUND CORROSION FREE INSIDE AND OUT. THE HOLE WAS LOCATED IN A 90 DEGREE BEND.