Part 12-2398-01 is the replacement listing for Switch, used in routine ice machine maintenance. Match the part number and visual configuration before ordering. Continuity checks and actuator inspection help confirm a bad switch. Switches provide on/off or position feedback used by controls and safety logic. Symptoms often show up as input not detected and may progress to unit not responding. Recheck fasteners and connectors after the first run-in cycle to confirm everything remains tight. Recheck fasteners and connectors after the first run-in cycle to confirm everything remains tight. Once the root cause is corrected, cycle behavior should stabilize and performance should return to normal. If the issue is intermittent, look for vibration-related wear marks and connectors that shift under load. Compare the old part to the replacement, paying attention to connector orientation, mounting points, and sealing surfaces. A new Switch often clears unit not responding issues caused by wear or damage. Verify any model compatibility notes shown on the product page before completing the order. Keep the removed part until final testing is complete so you can compare fitment if needed. If the machine was down for a while, take the opportunity to clean the area around the repair. Verify any model compatibility notes shown on the product page before completing the order. Keep the removed part until final testing is complete so you can compare fitment if needed. If the machine was down for a while, take the opportunity to clean the area around the repair. Verify any model compatibility notes shown on the product page before completing the order. Keep the removed part until final testing is complete so you can compare fitment if needed. If the machine was down for a while, take the opportunity to clean the area around the repair.