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Why Is My Sub-Zero Fridge Leaking Water?


Dealing with a leaky fridge can be very frustrating and can even potentially leave you with wasted food or water damage in your Chicago home! You don’t expect these kinds of problems from a brand like Sub-Zero, but the fact is that while a Sub-Zero fridge is certainly top-class in terms of quality, it’s still a machine, and it’s still subject to many of the common complications that any other appliance may face.

For Sub-Zero refrigerator repair in Chicago, IL contact North Town Home Services!

Where Is the Leak Coming From?

It’s important to first understand that a refrigerator can actually leak from quite a few places, and each origin of the leak will help you to determine the cause. You may notice leaking from underneath your Sub-Zero fridge, from the top of the unit, or from the edges along the door seal.

Sub-Zero Fridge Leaks from the Top

Water leaking from the top of your fridge (usually easiest to spot running down the sides of the refrigerator and pooling along the outer sides of the bottom) most likely indicates that the water filter from your Sub-Zero fridge has come loose, has become damaged, or has a worn out O-ring. The filter can be visually inspected by removing the upper grille, and if this is your source of trouble, you’ll need to call for appliance repair.

Sub-Zero Fridge Leaks from the Bottom

Leaks from the bottom of the fridge are hands-down the most common issue, and they are also, unfortunately, a bit harder to diagnose, as the cause can vary quite a bit. Common causes for water leaking under a Sub-Zero fridge include:

  • Damaged or missing drain pan. Because refrigerators use a closed-loop refrigeration cycle, they do tend to produce a moderate amount of condensation and runoff, meaning they need a drain pan present on the underside of the unit to handle the excess. If the pan is damaged, cracked, or corroded, it will lead to a leak.
  • Loose or damaged connection to water supply/Sub-Zero water valve. Any refrigerator equipped with an icemaker and or water dispenser will have an attachment to your home water line. If this connection is loose or the line is damaged, it can lead to substantial leaks—this usually results in a full-on puddle or steady flow of water onto the floor.
  • Condensate line trouble. Because refrigerators have to defrost on occasion, a condensate line, also called a drain line, must be present. This line also drains into the underside drain pan, but the line can occasionally become clogged, leading to water leaking from your fridge.

What Do I Do When My Sub-Zero Fridge Leaks?

It’s feasible to learn how to clean the drain line of your Sub-Zero fridge as a homeowner, but if you’re already experiencing an issue, now is not the time to try to muddle through and learn while your kitchen floor turns into an indoor pool.

The best course of action is to immediately call on a professional for refrigerator repair! Most of the above issues require the tools and knowledge of an experienced appliance repair pro, and any mistakes from attempting a DIY repair can potentially lead to wasted money, wasted time, and further damage to the fridge.

For Sub-Zero refrigerator repair, you can count on North Town Home Services! Our trained and experienced refrigerator experts carry in-depth knowledge of all models of Sub-Zero refrigerators, so contact us online now or dial (847) 999-4600 to schedule service!

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