How to Replace a Whirlpool Dishwasher Heating Circuit Model DUL240
The Whirlpool DUL240 is a residential dishwasher, intended for permanent installation under the counters of your home. The DUL240 has several wash cycle options, including cycles for normal dishes, pots and pans, lightly soiled items and a rinse-only cycle. The heating element is located at the bottom of the dishwasher, and is used to heat the water to the appropriate wash temperature. If the heating element fails it must be replaced as the water will not be heated and the dishes will not sanitized. To replace the heating element, you must uninstall the dishwasher, then remove the old heating element. Does this Spark an idea?
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Instructions
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1
Turn off the dishwasher breaker in your service panel, then turn off the water supply valve, located under your kitchen sink. Remove the lower dish rack from the dishwasher.
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2
Remove the screws securing the lower access panel, below the door. Remove the lower access panel.
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3
Remove the water supply line from the inlet valve, located on the left-side of the front of the underside of the dishwasher. Use an adjustable wrench to loosen the connector, then remove.
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4
Disconnect the dishwasher's power supply. To disconnect, remove the screw securing the terminal block cover. The terminal block cover has several warning stickers on the front of it, and is located on the right side of the front on the underside of the dishwasher. Untwist the two wire nuts to separate the wires, then loosen the grounding screw and remove the grounding wire. Use a screwdriver to remove the strain relief nut on the conduit cable, then pull the wires through the hole on the rear of the terminal block.
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5
Loosen the screw on the drain clamp, clamping the drain hose to the sink or garbage disposal. Pull the drain hose off of the sink or garbage disposal, then feed it through the cabinet to the dishwasher compartment.
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6
Remove the two screws securing the dishwasher to the underside of the kitchen counter.
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Turn the two leveling legs clockwise until they are on the ground, to make moving the dishwasher easier.
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8
Pull the dishwasher out from under the counter.
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Place the dishwasher on a towel or carpet, then tilt the dishwasher so that it is on its back.
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10
Pull the two heating element wires off of the heating element terminals, from under the dishwasher. The terminals are located in the rear of the bottom of the dishwasher, and surrounded by two white plastic mounting nuts.
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Remove the two plastic mounting nuts using an adjustable wrench.
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Flip the dishwasher so it is upright, then open the dishwasher door and remove the old heating element.
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Align the new heating elements with the heating element brackets, then return the dishwasher to its back.
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Replace the mounting nuts, then reconnect the wires to the dishwasher terminals.
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15
Reinstall the dishwasher by reversing the steps taken to remove it.
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16
Restore power to the dishwasher to complete the replacement of the heating element
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