Anderson T New Bern , NC December 16, 2019 Appliance: Whirlpool Ice Maker KUIC18NNZS0 Whirlpool Ice Maker Kuic18nnzs0: I had a bad thermistor which controls the amount of ice the machine makes. How to replace Ice Maker Bin Thermistor. I followed the directions on youtube which went through what to do step by step.. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes