As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TURN BACK. L HYD QTY EICAS MSG AND QTY LITE ILLUMINATED. RF DISPLAYED AT .45 LANDED WITH .12 QUANTITY AT 325.0 LANDING WEIGHT, R&R PACKING ON #12 SPOILER ACT FILTER CAP REF IPC 27-61-02-51. ITEM 425. OPS & LEAK CHECK GOOD. SERVICED L HYD QTY TO FULL.