If your Dacor dishwasher won't fill, start with the most common cause: a bad or clogged water inlet valve. When the water inlet valve fails, the dishwasher gets no water or fills too slowly, so replacing the valve is usually the fix since it is not repairable. Next, check for something stuck under the safety float in the front corner of the tub, because a blocked float can make the machine think it is already full. After that, confirm the water supply shut-off valve under the sink is fully open. If those check out, the problem could be a faulty float switch that is shutting off power to the water inlet valve, or a failed main control board or control board that is not sending voltage where it should. For a Dacor dishwasher not filling with water, testing these parts in order can save time and guesswork. If your dishwasher won't fill, has no water, or you suspect a dishwasher water inlet valve problem, enter your model number on RepairClinic.com to find the exact Dacor replacement part that fits your specific dishwasher.
01 - Dacor Dishwasher Water Inlet Valve
The water inlet valve opens to allow water to enter the dishwasher. If the water valve is clogged or defective, water will not flow into the dishwasher. Water inlet valves are not repairable—if the valve is defective, you must replace it.
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Some dishwashers have a safety float in the front corner of the tub to prevent the dishwasher from overfilling with water. If an object is stuck under the float, the dishwasher may not fill with water. If you find anything stuck under the float, remove it and the dishwasher should start filling properly.
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03 - Dacor Dishwasher Main Control Board
A dishwasher's main control board provides power to nearly every electrical component in the dishwasher. A faulty board may be unable to supply power to the water inlet valve, preventing it from opening and allowing the necessary water to fill the tank.
You should confirm that the dishwasher's water supply shut-off valve is in the "On" or open position. The water supply shut-off valve is usually located under the sink and is connected to the hot water line.
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05 - Dacor Dishwasher Float Switch
The float switch is a safety designed to shut off the water inlet valve if the dishwasher is overfilling. If the float switch is defective or stuck, it might stop the dishwasher from filling correctly. You can use a multi meter to test the float switch for continuity. If the float switch is defective, replace it.
A dishwasher's control board provides power to nearly every electrical component in the dishwasher. A faulty board may be unable to supply power to the water inlet valve, preventing it from opening and allowing the necessary water to fill the tank.