Some advanced dishwashers can sense and adjust for the amount of soil on your dishes, using ONLY as much water as necessary. Construction includes more effective washing action, energy efficient motors and other advanced technology such as sensors that determine the length of the wash cycle and the temperature of the water necessary to clean the dishes. The water temperature in a dishwasher should be at least 140 degrees Fahrenheit to clean your dishes. This allows you to turn down the thermostat on your household water heater to 120 degrees, reducing your water heating costs by 20 percent. Save on drying Using your dishwasher's heater to dry dishes consumes a significant amount of energy.
Federal law requires that all new dishwashers have a no-heat drying option.
This takes a little longer, but dries the dishes as well as the energy-guzzling heat drying operation. Click here for purchasing tips.