As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEAK IN HYDRAULIC SYS NR 3. HYD SYS SELECTED TO MANUAL AND NR 3 HYD PUMP SELECTED OFF AT ABOUT 4.0 INDICATION. SYS QTY CONTINUED TO DROP. AT BLOCK IN NR 3 HYD SYS IS AT 0.2. NO VISUAL LEAKS NOTED. FOUND NR 3 ENGINE LT HYD PUMP LEAKING AT CASE DRAIN LINE. R & R BOTH LT & RT ENGINE DRIVEN PUMPS REF MM 29-11-01-2, NR 3 HYD SYS SERVICED TO FULL REF MM 12-13-02-3. OPS & LEAK CHECKED NORMAL, OK FOR SERVICE.