As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT PACK LIGHT ILLUM AFTER START DURING SYS RECALL. ACFT GROUNDED. REPLACED LT PACK TEMP CONTROL VALVE REF MM 21-51-10. OP CHECK GOOD. BITE CHECKED LT PACK TO VERIFY FAULT CLEARED REF MM 21-61-00 BITE CHECK GOOD. RESET PACK CONTROLLER, OK FOR SERVICE.