The ice maker’s fill tube delivers water to the ice maker as needed to make ice. Refer to your use and care manual for specific instructions on how to manually defrost your model freezer. It may be necessary to defrost the freezer to get rid of the jam. Your ice maker freezing up occurs when this water freezes on its prongs, blocking new ice from falling into the ice bin. As the ice maker produces ice, a small amount of slushy water is generated as it’s harvested. Ice jams are another reason for a Sub-Zero 650 ice maker not working. It’s recommended that the freezer temperature be set at 0☏ for optimal ice production. Incorrect Freezer TemperatureĪ freezer temperature that’s too warm can also be responsible for a Sub-Zero refrigerator not making ice. If this arm is raised, lower it and push down gently until it clicks into place. In addition, the 650 ice level arm on the ice maker must be in the down position to make ice. When the ice maker is on, the word “ICE” will be displayed. How do you turn on a Sub-Zero ice maker? Simply press the Ice On/Off key on the refrigerator’s control panel. If you find your Sub-Zero 650 ice maker not working, first make sure the ice maker is turned on. We’ll also discuss what part malfunctions may be responsible when your 600 series does not make ice. Sub-Zero ice maker troubleshooting begins with simple causes and DIY fixes to restore ice production. When combined with the right temperature and the correct amount of water pressure, the ice maker produces about 8 cubes of ice every 2-3 hours.

So how do Sub-Zero refrigerators make ice? Like most refrigerator ice makers, the refrigerator takes water from your home’s water line and filters it to the ice maker through its fill tube. But first, it’s helpful to understand exactly how an ice maker produces ice.

But as summer approaches, what should you do if you find your Sub-Zero 650 ice maker not working? From ice jams to a frozen fill tube, our troubleshooting guide pinpoints the problem and the solution. An icy cold beverage can cool you down on a hot day.

Sub zero water line installation