What was found
FLIGHT 5074 - LEFT PACK HIGH PRESSURE CAUTION MESSAGE WITH RIGHT PACK DEFERRED, A/C RETURNED TO CVG. COULD NOT DUPLICATE, PERFORMED OPS CHECK OF LEFT PACK, OPS CHECK GOOD. REMOVED AND REPLACED RIGHT PACK TEMP SENSOR, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5074 - LEFT PACK HIGH PRESSURE CAUTION MESSAGE WITH RIGHT PACK DEFERRED, A/C RETURNED TO CVG. COULD NOT DUPLICATE, PERFORMED OPS CHECK OF LEFT PACK, OPS CHECK GOOD. REMOVED AND REPLACED RIGHT PACK TEMP SENSOR, OPS CHECK GOOD.