As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, HYDRAULIC PUMP #2 PRESSURE DROPPED TO 1800 PSI AND TEMPERATURE ROSE TO 95 DEGREES C. ACCOMPLISHED BOTH QRH'S, THEN HYDRAULIC QUANTITY DROPPED TO ZERO. ACCOMPLISHED QRH PROCEDURE. PUMP RAN FOR 49 MINS AT ZERO PRESSURE. RETURNED TO SLC. REMOVED AND REPLACED #2 SYSTEM HYDRAULIC LINE PN 601-75238-43 AS REQUIRED. REMOVED AND REPLACED #2 ENGINE HYDRAULIC PUMP IAW 29-13-00. OPS AND LEAK CHECKS GOOD. PN ON 887055 SN OFF MX547123.