What was found
EICAS MSG: L PACK TEMP, OPERATES STDBY N. TROUBLESHOOTING FOUND PRIMARY AND SECONDARY HEAT EXCHANGE SWAPPED. REMOVED AND RECONNECTED CONNECTORS IN CORRECT POSITION AND OPS CHECKED GOOD PER AMM 21-51-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EICAS MSG: L PACK TEMP, OPERATES STDBY N. TROUBLESHOOTING FOUND PRIMARY AND SECONDARY HEAT EXCHANGE SWAPPED. REMOVED AND RECONNECTED CONNECTORS IN CORRECT POSITION AND OPS CHECKED GOOD PER AMM 21-51-00.