FAA 2022-22-07

Requires repetitively inspecting the fuselage skin panels, visually inspecting the entire fuselage inner side skin if necessary, and taking any necessary corrective actions. This AD was prompted by mandatory continuing airworthiness information (MCAI) from the European Union Aviation Safety Agency, which noted reports of corrosion found in the bottom fuselage area of the cabin compartment due to inner and outer sides of fuselage skin panels of certain airplanes treated with the less effective primer.