P The invention relates to a method of manufacturing a water heater which comprises a substantially U-shaped tubular electrical heating body (1) and a water pipe tube (2) intended to be mechanically connected. and thermally to the heating body. BR/ According to the invention, the heating body (1) and the water pipe (2) are bended separately; and then connecting the water pipe (2) to the heating body (1) by an arc welding under a flow of neutral gas. BR/ Application to distributors of hot drinks such as coffee and tea. / P
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