As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL, THE LEFT PACK LIGHT ILLUMINATED WITH A MASTER CAUTION. ACCOMPLISHED QRH PROCEDURES AND THE LEFT PACK LIGHT EXTINGUISHED WHEN MASTER CAUTION WAS RESET. ACFT GROUNDED. PERFORMED A FAULT ISOLATION IAW FIM 21-62 TASK 848, AND 21-62 TASK 801, NO DEFECTS NOTED.