Source google image: https://www.wikihow.com/images_en/thumb/f/f2/Adjust-Sewing-Machine-Timing-Step-1-Version-5.jpg/550px-nowatermark-Adjust-Sewing-Machine-Timing-Step-1-Version-5.jpg
Probleme machine a coudre noeud
Source google image: https://www.wikihow.com/images_en/thumb/f/f2/Adjust-Sewing-Machine-Timing-Step-1-Version-5.jpg/550px-nowatermark-Adjust-Sewing-Machine-Timing-Step-1-Version-5.jpg