As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING AN INSPECTION OF THE STANDBY HYDRAULIC SYSTEM, BOEING TASK CARD B27-21-94-2A, FLUID WAS NOTED LEAKING FROM THE STANDBY HYDRAULIC MODULE. ON INVESTIGATION THE UNIT WAS FOUND TO BE CRACKED. THE UNIT WAS REPLACED WITH A SERVICEABLE UNIT.