Source google image: https://texansonlineofficialshop.com/wp-content/uploads/2018/12/schema-relais-prechauffage-new-of-schema-relais-prechauffage-2.jpg
Schema electrique relais prechauffage
Source google image: https://texansonlineofficialshop.com/wp-content/uploads/2018/12/schema-relais-prechauffage-new-of-schema-relais-prechauffage-2.jpg