Japanese air conditioners are essential home appliances because of their cooling, dehumidifying and heating functions. But unlike other appliances, which you can shine up with elbow grease, cleaning an air conditioner requires a little more technical know-how. While removing and cleaning your air conditioner’s filters is easy, giving your unit a deep clean requires careful preparation. It’s ideal to deep clean your air conditioner before periods of high use, like the summer and winter seasons. A deep clean is also necessary if you see dust or mold on the rotating fan blades inside your unit. H…