Hl M Pinetta , FL June 18, 2018 Appliance: Whirlpool Dishwasher WDF760SADW1 Whirlpool Dishwasher Wdf760sadw1: Soap dispenser had an intermittent problem causing it to not open during the wash cycle. We would find unused soap in the dishwasher when we opened to remove the dishes. How to replace Dishwasher Detergent And Rinse Aid Dispenser. Replaced the soap dispenser assembly. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes