As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT THE PLANE WOULD NOT PRESSURIZE. FLT 6362 INSPECTED & FOUND THE INBD EXHAUST SOV LOOSELY SAFETIED. RE-SECURED INBD EXHAUST VALVE IN OPEN POSITION. PERFORMED OPERATION CHECK OF THE PRESS SYSTEM IAW AMM. OPERATIONS CHECKED GOOD.