As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT PACK LIGHT ILLUMINATED, AND EXTINGUISHED AT MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED PACK/ZONE TEMP CONTOLLER BITE IAW MM 21-61-00. FAILED TCV FOR PREV FLIGHT BUT PASSED VERIFY TEST. PERFORMED PACK/ZONE TEMP CONTROLLER BITE 3 MORE TIMES WITH NO FAULTS. TESTS PASSED. NO HISTORY LAST 60 DAYS.