If one fills a water, everything is fine. If you come up with the idea to heat water, it goes pretty fast. It then takes the water, everything is still ok. If you come along and decided to leave the hot water in the boiler, it will be a wet affair. Slowly but surely, the kettle emptied, the water runs out of the bottom plate. On its way, the water then passes also to the under voltage adapter plate. Before using the stove therefore a test of the FC switch in the fuse box is useful because the function of the earth leakage circuit breaker should be ensured, in particular if already countertop and floor are wet.
