What was found
(CAN) P3 AIR LEAKING THROUGH PRE COOLER VALVE (BYPASS) CAUSED INABILITY TO PRESSURE CABIN ON LT SIDE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) P3 AIR LEAKING THROUGH PRE COOLER VALVE (BYPASS) CAUSED INABILITY TO PRESSURE CABIN ON LT SIDE.