As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE A-SYSTEM HYDRAULIC QUANTITY WAS LOST AFTER TAKEOFF. THE AIRCRAFT WAS DIVERTED TO CLE WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 3 SPOILER ACTUATOR LEAKING. THE ACTUATOR WAS REMOVED AND REPLACED IAW MM 27-61-11, PAGE 401. LEAK AND OPERATIONAL CHECKS WERE GOOD.