What was found
PACK INOPERATIVE, UPPER FLOW CONTROL VLV DEFER CLOSED & LOWER VLV WILL NOT OPEN, UNABLE TO RESET. REPLACED LOWER FLOW CONTROL VLV IAW AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PACK INOPERATIVE, UPPER FLOW CONTROL VLV DEFER CLOSED & LOWER VLV WILL NOT OPEN, UNABLE TO RESET. REPLACED LOWER FLOW CONTROL VLV IAW AMM.