As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR PACK 1 OVHT CAME ON IN FLIGHT DURING DESCENT ACCOMPANIED BY FAINT ACRID SMELL ( PACKS A320 WITH MOD 31283/MP P7125 (FWC H2-F1 STND) AND WITH MOD. 30626/MP K6443 (ENHANCED ECS) - FAULT CAUTIONS ASSOCIATED WITH OPERATIVE SIDE NOT DISPLAYED )-PERFORMED RESET AND OPC OF THE PACK 1 TEMP CONTROL SYS IAW AMM 21-61-00 OPC GOOD AT THIS TIME NO DEFECT NOTED THIS CLEAR DMI #2843010 MOC NOTFIED PLACARD REMOVED DMI LOG UPDATED A/C OK FOR SERVICES