As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLUID LEAKING FROM APU FIRE CONTROL ACCESS DOOR. FOUND LEAK COMING FROM BOTTOM LEFT HYDRAULIC MOTOR OF STAB TRIM BALL SCREW ACTUATOR IPC 27-41-10-001. ITEM 45 PCN 611-9023. LEAK IS 23 DROPS PER MINUTES. WITHIN LIMITS PER MM. ALL HYDRAULIC SYSTEMS ARE FULL.