As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK TEMP EICAS MESSAGE CAME ON CLIMBING THROUGH FL 300. PERFORMED OPERATIONAL CHECK OF COOLING PACK SYSTEM OPS NORMAL NO MESSAGE. PERFORMED BITE IAW 21-51- FT 804 CLEARED FAULTS, NO FAULT RETURN OPS CHECK IAW AMM 21-51-00. NO FAULT NOTED.