William O North Port , FL May 17, 2019 Appliance: Whirlpool Washer WFW9750WW01 Whirlpool Washer Wfw9750ww01: F30 error code. How to replace Dispenser Actuator. Used AppliancePartsPros to diagnose the problem, watched the part replacement video and purchased the part. The part arrived 2 days later, I replaced the part and everything works great. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes