Scrap off large food particles. Place plates and bowls in the lower rack, and cups, glasses, and delicate items in the upper rack.
Open the dispenser flap on the inside door. Add powder, gel, or a multi-action tablet. Close the flap securely.
The manual begins with critical safety and installation instructions. The LS 603 requires a dedicated cold water connection (though some markets offer a hot fill variant; the manual specifies checking the inlet hose label). Water pressure should range between 0.05 and 1 MPa. The drain hose must be secured at a height of 40–100 cm to prevent siphoning. Electrical connection demands a grounded 220-240V outlet. Importantly, the manual stresses leveling the appliance using its adjustable feet to avoid water pooling or noise during operation. ariston ls 603 dishwasher user manual
Use a toothpick or a straightened paperclip to clear debris out of the spray holes. Rinse under the tap and reinstall them. Descaling and Deodorizing
Check that the main water supply valve to the machine is fully open. Water Does Not Drain Out Scrap off large food particles
Verify that the spray arms spin freely by hand and are not blocked by tall plates.
Food residue can accumulate along the rubber door gaskets, causing minor leaks. Wipe down the perimeter seals weekly with a damp microfiber cloth and mild soapy water. 🔍 Troubleshooting Common Issues Add powder, gel, or a multi-action tablet
Inspect the sump filter assembly inside the dishwasher floor for food blockages. Dishes Are Not Clean or Dry
Place large plates, pots, pans, and serving bowls here. Ensure heavily soiled surfaces face the center spray arm.
Session expired
Please log in again. The login page will open in a new tab. After logging in you can close it and return to this page.