As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER T/O LEFT PACK OFF & LEFT PACK TEMP EICAS MESSAGES. RAN QRH, CONTINUED FLT IN STANDBY MODE (N). FOUND CONNECTOR D2152 ON /H PACK TO BE FAULTY. REMOVED AND REPLACED LH PACK PRIMARY HEAT EXCHANGER IAW B767 AMM 21-51-02 OPS CHECK GOOD. P/N OFF: 194270-3, REMOVED AND REPLACED LH PACK SECONDARY HEAT EXCHANGER IAW AMM 21-51-02, OPS CHECKED GOOD. OPS CHECK, LEAK CHECK GOOD.