As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT FATS DOES NOT COMMAND THE FAV CLOSED. FATS ON ORDER P/N 773384-5. REMOVED LEFT ENG FAN AIR TEMP SENSOR (FATS), IAW AMM 36-11-17. INSTALLED LEFT ENG FAN AIR TEMP SENSOR, IAW AMM 36-11-17. OPS TEST PENDING. OPS CHK FOUND NORMAL POST ENG RUN UP.