As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL, LEFT PACK ILLUMINATED WITH MASTER CAUTION. FOLLOWED THE QRH AND PACK LIGHT WENT OUT AFTER RESETTING MASTER CAUTION. ON RECALL ILLUMINATES AGAIN. ACFT GROUNDED. PERFORMED BITE TEST ON LEFT PACK CONTROLLER, IAW FIM 21-62 TASK 801. FOUND FAULT ON TCV. FAULT CLEARED ON VERIFICATION AND RESET. PERFORMED BITE TEST SEVERAL MORE TIMES WITH NO FAULTS NOTED EACH TIME.