What was found
CABIN DID NOT PRESSURIZE DURING CLIMB IN AUTO MODE, RETURNED BLOCK. MAINTENANCE INSPECTED AND SECURED LOOSE OUTFLOW VALVE CLAMP, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN DID NOT PRESSURIZE DURING CLIMB IN AUTO MODE, RETURNED BLOCK. MAINTENANCE INSPECTED AND SECURED LOOSE OUTFLOW VALVE CLAMP, OPS CHECK GOOD.