As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
QRF TO SLCB AFTER TAKEOFF DUE TO DUCT PRESSURE DROPED TO CERO (CROSSIING 15.000FT) AND THE RIGHT DUCT WAS UNNABLE TO MANTAIN PRESSURIZATION CONTROL. CLIMB 1000FT/MIN. CORRECTIVE ACTION: AT ENGINE #1 WAS REPLACED BAR AND PERFORMED PRESSURIZATION CONTROL SYSTEM TEST. NORMAL. FOR ENG#2 WAS REPLACED BAR AND PCCV SENSOR AND PERFORMED PRESSURIZATION SYSTEM TEST.