As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD 1 FAILED. FOUND O-RING BLOWN ON 3-1 RMP NR 1 SYS S/O VALVE. R & R O-RING REF MM 29-22-02-2. LEAK CHECKED GOOD. SERVICED NR 1 SYSTEM TO 6.5 GAL. CYCLED ALL FLT CONTROLS NUMEROUS TIMES. SYS QTY NEVER BELOW 1.3 GALS. ACFT OK FOR SERVICE.