As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK LIGHT ILLUMINATED IN FLIGHT. RESET WITH MASTER CAUTION. ACFT GROUNDED. TESTED THE LEFT PACK IAW THE PACK/ZONE TEMP CONTROLLER BITE TEST IAW AMM 21-51-00-700-803. THE TEST PASSED. THIS WAS AN INTERMITTENT FAULT. ACFT RELEASED.