What was found
RETURNED TO FIELD. UNABLE TO PRESSURIZE THE CABIN. *S/D* CABIN PRESSURE CONTROLLER FAILED. REPLACED CABIN PRESSURE CONTROLLER, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RETURNED TO FIELD. UNABLE TO PRESSURIZE THE CABIN. *S/D* CABIN PRESSURE CONTROLLER FAILED. REPLACED CABIN PRESSURE CONTROLLER, OPS CHECK GOOD.