As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK LIGHT ILLUMINATED, EXTINGUISHES ON RESET. ACFT GROUNDED. PERFORMED LEFT PZTC BITE IAW AMM TASK 21-61-00. FOUND LEFT INLET ACTUATOR FAILED. REPLACED LEFT INLET ACTUATOR AND RAM AIR CONTROL TEMP SENSOR. PZTC BITE TESTED GOOD. LT PACK CONTROL OPS NORMAL.