As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON MASTER CAUTION RECALL, LT PACK LIGHT REMAINED ILLUMINATED. WENT OUT WHEN MASTER CAUTION SYS WAS RESET. ACFT GROUNDED. PERFORMED PACK-ZONE TEMP CONTROLLER BITE PROCEDURE FIM 21-62-801. FAULT LOGGED WAS "TCV". FAULT RESET. VERIFY BITE CHECKED NORMAL SEVERAL TIMES. NO PREVIOUS HISTORY.