Scott R Madison , AL July 17, 2023 Appliance: General Electric Refrigerator PFD28KSLGSS Ge Refrigerator Pfd28kslgss: GE refrigerator dispenser touch display not working. How to replace Electronic Control Board (Pcba Agathos 2021 Af). Replaced the Dispenser Board. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes