What was found
CREW REPORTED ACFT WOULD NOT MAINTAIN PRESSURE. CREW ELECTED TO RETURN TO DTW AND LANDED WITHOUT INCIDENT. MX INSPECTED ACFT AND SECURED CLOSED GROUND VALVE. NO OTHER DEFECTS WERE NOTED AND ACFT WAS RELEASED FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORTED ACFT WOULD NOT MAINTAIN PRESSURE. CREW ELECTED TO RETURN TO DTW AND LANDED WITHOUT INCIDENT. MX INSPECTED ACFT AND SECURED CLOSED GROUND VALVE. NO OTHER DEFECTS WERE NOTED AND ACFT WAS RELEASED FOR SERVICE.