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Automatic Dishwashing Problems, Causes and Solutions

[Back to Automatic Dishwashing Problem Chart]

Problem Causes Solutions Preventive Measures
Black or gray marks on dishes Aluminum utensils rubbing against dishes. Remove marks with a plastic scouring pad and a mild cleanser. Be sure dishes and aluminum utensils do not rub against each other in the dishwasher. This is particularly important with lightweight foil containers.