The table below lists the most common error codes and their meanings.
Pull the arm straight upward to pop it off its spindle.
Heating element or thermistor fault. The water is failing to reach the designated temperature. This issue usually requires a technician to replace the internal heating element.
: Place heavily soiled items in the lower rack and delicate items in the upper rack. Ensure spray arms can rotate freely. ariston ls 603 dishwasher user manual
Food particles can clog the tiny water jet holes in the spray arms. Pull off the upper and lower spray arms.
: Scrape off large food scraps and load dishes into the racks. Power On : Press the ON/OFF button.
: Turn the dial to your desired wash cycle (e.g., Eco 50° for efficiency or Intensive 65° for heavy soil). The table below lists the most common error
| Program | Symbol | Intended use | Detergent (main + pre-wash) | Approx. duration (min) | |---------|--------|--------------|-----------------------------|------------------------| | Soak | S | Cold pre-rinse for later full wash | None | 15 | | Rapid 30’ | 30’ | Lightly soiled, no dried residues | Main only (10g) | 30 | | Eco 50° | Leaf | Normally soiled, energy-saving | Main + 5g pre-wash | 150–170 | | Normal 65° | 65 | Daily mixed load | Main + 5g pre-wash | 95 | | Intensive 70° | Pot | Pots, pans, heavily soiled | Main + 10g pre-wash | 120 |
Occasionally poke a toothpick into the spray arm holes to clear any lime scale or food debris.
Verify that items are not physically stopping the spray arms from spinning. The water is failing to reach the designated temperature
If the internal heating element is failing, the cycle will run cold. Feel the dishes immediately after a cycle finishes; if they are cold and wet, the heating element may need professional replacement. Excessive Foaming
Lightly soiled cups and plates needed in a hurry. Skips the drying phase. 45°C / 113°F 30–40 minutes Rinse & Hold