Source google image: https://www.systemed.fr/forum-bricolage/old_images/ammine/2009-10-17_111518_Fils_cot%C3%A9_chaudi%C3%A8re.JPG
Schema electrique chaudiere saunier duval
Source google image: https://www.systemed.fr/forum-bricolage/old_images/ammine/2009-10-17_111518_Fils_cot%C3%A9_chaudi%C3%A8re.JPG