What was found
(CAN) AFTER BLEEDS OFF TAKEOFF, ACFT FAILED TO PRESSURIZE IN AUTO OR MANUAL. MAINTENANCE DISCOVERED NO BLEED FLOW FROM APU OR ENGINES. TRACED TO A FAULTY PFCSOV WHICH WAS REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) AFTER BLEEDS OFF TAKEOFF, ACFT FAILED TO PRESSURIZE IN AUTO OR MANUAL. MAINTENANCE DISCOVERED NO BLEED FLOW FROM APU OR ENGINES. TRACED TO A FAULTY PFCSOV WHICH WAS REPLACED.