As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON GATE ARRIVAL AND WALKAROUND INSPECTION, FOUND LEFT PACK RAM AIR DOOR MISSING. INSPECTED SURROUNDING AREA, NO DAMAGE FOUND ON AIRFRAME, INSPECTED FORWARD CARGO PRESSURE AREA. PERFORMED PERSSURIZATION CHECK OK. LEFT RAM AIR DOOR ACTUATOR INOP. REMOVED AND REPLACED LEFT RAM AIR DOOR ACTUATOR PER MM 21-56-11, PAGE 401-406, 406-408. REPLACED MISSING LEFT RAM AIR DOR PER 21-26-10. OPS CHECK OK. (M)