Ordering the right replacement starts with the part number. Knob is listed as part 02-3126-01 for ice machine service. This replacement component supports normal operation when a worn or damaged part is causing issues. If you’re seeing inconsistent operation, inspect the part and nearby connections for rubbing, mineral buildup, looseness, or secondary damage. A solid troubleshooting approach is to confirm the symptom, then check alignment, connections, and any related hoses or wiring in the same area. Disconnect power before servicing. Reinstall carefully so nothing binds, rubs, or pinches during operation. A quick visual after the first cycle can catch small leaks before they become a mess. Double-check surrounding clamps and mounts so the new part isn’t stressed by misalignment. Double-check surrounding clamps and mounts so the new part isn’t stressed by misalignment. If the machine was down for a while, take the opportunity to clean the area around the repair. If the machine was down for a while, take the opportunity to clean the area around the repair. If the machine was down for a while, take the opportunity to clean the area around the repair. If the machine was down for a while, take the opportunity to clean the area around the repair. Double-check surrounding clamps and mounts so the new part isn’t stressed by misalignment. If the machine was down for a while, take the opportunity to clean the area around the repair. Double-check surrounding clamps and mounts so the new part isn’t stressed by misalignment. If the machine was down for a while, take the opportunity to clean the area around the repair. Double-check surrounding clamps and mounts so the new part isn’t stressed by misalignment.