MCAI-2021-00826-T; Airbus SAS Airplanes Airbus Model A318 series airplanes and Model A319 series airplanes; all Model A320-211, -212, -214, -216, -231, -232, and -233 airplanes; and all Model A321-111, -112, -131, -211, -212, -213, -231, and -232 airplanes. Supersede AD 2018-09-09 to add airplanes, require different compliance times for certain airplane configurations, and, for certain airplanes