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Whirlpool's user manuals are included with your product on delivery. You can also download your user manual here.
To find your user manual, simply enter all or part of the model number of your appliance. This is shown on the service sticker of your Whirlpool appliance e.g. WWDC 9444. You can also search using the 12 digit number on the service sticker (this usually start with 85.....).