Error code EC 20 on a Sub-Zero refrigerator indicates a fault with the ice maker. This error typically occurs when there is a problem with the ice maker motor or the ice maker fan. It could also be due to a blocked water line or a malfunctioning water valve. To troubleshoot this issue, you can try resetting the refrigerator by unplugging it for a few minutes and then plugging it back in. If the error persists, it is recommended to contact the specialists at 5 Star Appliance Repair for expert assistance with Sub-Zero refrigerator repair. They have the knowledge and experience to diagnose and resolve any issues with your appliance.
When you encounter error code 8 on your Subzero refrigerator, it indicates a problem with the ice maker fan motor.