What was found
PRESSURIZATION PROBLEMS. FLIGHT DIVERTED. FOUND PFR FAULTING OUTFLOW VALVE 81. REPLACED OUTFLOW VALVE. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PRESSURIZATION PROBLEMS. FLIGHT DIVERTED. FOUND PFR FAULTING OUTFLOW VALVE 81. REPLACED OUTFLOW VALVE. OPS CHECKED GOOD.