As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AFTER START CHECKLIST AT RECALL CHECK, LEFT PACK LIGHT ILLUMINATED AND WENT OUT WITH MASTER CAUTION RESET. ACFT GROUNDED. ACCOMPLISHED BITE OF BOTH PTZC, IAW FIM 21-62 TASK 801. NR 1 FAULTED THIS PACK TCV ON BITE AND PREVIOUS FLIGHT, GREEN ON GO LT. RESET AND ACCOMPLISHED BITE WITH NO FURTHER FAULTS LOGGED. GROUND TESTS PASS.