How to: Check that the dishwasher is connected to the electrical power supply; there is no power failure; the water tap is open; the dishwasher door is properly closed.
How to: Check that the drain hose is not kinked; the drain siphon is not obstructed; the dishwasher filters are not clogged.
How to: Check that: the correct amount of detergent has been added; there is regenerating salt inside the special container; the dishes are being loaded correctly; the selected program is suitable for the dish types and their degree of soiling; all the filters are clean and positioned correctly; the spray arm nozzles are not obstructed; there is no object obstructing the rotation of the spray arms.
How to: Check that: there is rinse aid inside the special container; the rinse aid dispenser setting is correct; the detergent used is of good quality and has not lost its effectiveness (for example, through incorrect storage, with the box left open).
How to: Check that: the rinse aid dispenser setting is not too high
Why: The tank is made of steel, and therefore any rust marks are due to external elements (fragments of rust from the water pipes, pots, cutlery, etc.). Special products are commercially available to remove such marks.
How to: Check that the amount of detergent being used is correct. Certain detergents can be more corrosive than others; that the cap of the salt container is securely closed, and that the water softening setting is correct.