What was found
DURING CLIMB, THE CREW REPORTED RECEIVING A PACK 2 OVERLOAD MESSAGE WITH PACK NR 1 ALREADY DEFERRED. MAINTENANCE REMOVED AND REPLACED BLEED DUCT COUPLINGS AND TEMP CONTROL VALVE. FOLLOW-ON OPERATIONAL CHECK WERE GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB, THE CREW REPORTED RECEIVING A PACK 2 OVERLOAD MESSAGE WITH PACK NR 1 ALREADY DEFERRED. MAINTENANCE REMOVED AND REPLACED BLEED DUCT COUPLINGS AND TEMP CONTROL VALVE. FOLLOW-ON OPERATIONAL CHECK WERE GOOD.