As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING IN DEN, HYDRAULIC PRESSURE INDICATION ZERO SYSTEM A LOST SYSTEM A. FOUND NUMBER 1 SPOILER CASTING CRACKED. REMOVED ACTUATOR. PROVIDED CLEARANCE TO INSTALL NR 1 SPOILER ACTUATOR. VERIFIED PART NUMBER ALSO. CLEARED AREA TO INSTALL NR 1 SPOILER ACT. REPLACED NR 1 FLIGHT SPOILER. ALSO INSPECTED #1 ENG AND A SYS ELECTRIC PUMP CASE DRAIN FILTER. NO DEBRIS FOUND.