As with all appliances, it is best to entrust the service of your equipment to a professional, as well as to consult the user manual.
Many water heater models have a water filter to protect against hard water, limescale and sediment. This filter needs to be cleaned. If the appliance doesn’t have a water filter, it is sometimes possible to install one, in order to improve water quality and protect the appliance.
It is recommended to wipe the outside of the container to ensure that no dust or debris accumulate on it. Power supply must be switched off before doing so.
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