Dishwasher · Whirlpool · WDF520PADM · User Instructions
Clean the filter system when food soils remain on dishes or when wash performance drops. Remove, rinse, and reinstall the filter components as described in the manual.
Source: Whirlpool WDF520PADM User Instructions, pages 14-15
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The dishwasher instructions explain that the filter system may need cleaning when soils remain on dishes, and describe removing, rinsing, and reinstalling the filter components.
Built-in dishwasher with cycle options, filter care, and detergent guidance.
User Instructions · whirlpool.com
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