If your Admiral 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 not filling with water usually comes down to no water getting into the tub, and this part is not repairable, so it will need to be replaced. Next, check the safety float in the front corner of the tub. If something is stuck under it, the dishwasher may think it is already full and shut off the fill. After that, look at the main control board, since it sends power to the inlet valve. Also make sure the water supply shut-off valve under the sink is fully open. If the supply is on but your dishwasher won't fill, a stuck or failed float switch can also stop the fill cycle, and the control board is another possible cause if it is not powering the fill circuit correctly. To get the exact Admiral water inlet valve, float switch, main control board, or control board for your machine, enter your model number on RepairClinic.com.
01 - Admiral 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 - Admiral 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 - Admiral 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.