If the program lights flash rapidly, it often indicates a "Flood Protection" error. Turn off the water supply and check for leaks in the base. Where to Download the Official PDF
Hard water minerals and small food particles can block the tiny water jets. Unscrew the retaining nut to release the arm. ariston ls 603 dishwasher user manual
Rinse all pieces thoroughly under warm running water. Use a soft brush to remove stubborn debris. If the program lights flash rapidly, it often
The water softener system is likely out of salt, or the rinse aid dial setting is too low. Refill the salt reservoir and turn the rinse aid dial up by one increment. Unscrew the retaining nut to release the arm
Remove the lower basket to expose the floor of the appliance.
Scrape off large food particles. Do not pre-rinse under running water, as this wastes water.