As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT LEVEL CRUISE 330. RECEIVED A HYD OFF (LEVEL 1 ALERT). SWITCH TO NR 1 AUTO PILOT AND CONSULTED QRH. HYD SYS TEMP CONTINUED TO INCREASE. IAW CONTINGENCY DIVERT. NORMAL OPS DURING APPROACH AND LANDING. R & R HYD SYS CONTROLLER & RTS GOOD IN REF WITH AMM 29-08-01-2.