As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THERE WAS A SLOW HYDRAULIC LEAK DURING CLIMB AND CRUISE. LOST APPROXIMATELY 2 GALLONS IN 15 MINUTES. FOUND THE HYDRAULIC RESERVOIR ASPIRATOR LEAKING WHEN ENGINE WAS RUNNING. REPLACED THE ASPIRATOR IAW DC-8 MM 29-10-05-02-0001. RAN ENGINE, OPS AND LEAK CHECKED GOOD.