Mario G Brooksville , FL February 10, 2017 Appliance: Samsung Dishwasher DW80H9970US/AA-0000 Samsung Dishwasher Dw80h9970us/Aa-0000 / : Samsung waterfall dishwasher did not heat/drain he 1 error. How to replace Dishwasher Main Pcb Assembly. Spoke to APP rep and within minutes after speaking to a tech, she found the right part for the repair.Great customer service and shipping.Recommend to anyone looking for parts and advice. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes