For effective washing results, adjust the setting corresponding to the hardness level of water used in water supply. The water softener has 5 adjustment levels, and the appliance is programmed at the factory for a water hardness level of H2. You can check the default setting value and adjust it in the following steps:
Ensure the appliance is off.
Press Power and Half Load button simultaneously.
Enters Option Setting Mode.
Press the High Temp. button, and then set up the intended value.
Scope of setting value is H0 to H4.
Press the START button to save the setting.
The power turns off after saving.
The Salt Refill icon turns on in the display if dishwasher salt is not in the softening system.
If the hardness setting is set to H0, no icon indicates in spite of no salt.