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Winter storage dilemma solved: find out if your window ac can handle the garage cold

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • If you have an unheated garage, it’s important to know the proper steps to take to ensure your AC unit survives the winter and is ready for use next season.
  • In this blog post, we’ll provide a comprehensive guide to storing a window air conditioner in an unheated garage, including tips on winterizing and protecting your unit from the elements.
  • Yes, you can store a window air conditioner in an unheated garage, but it’s important to take the necessary steps to winterize and protect it from the elements.

As the cold winter months approach, it’s time to prepare your window air conditioner for storage. If you have an unheated garage, it’s important to know the proper steps to take to ensure your AC unit survives the winter and is ready for use next season. In this blog post, we’ll provide a comprehensive guide to storing a window air conditioner in an unheated garage, including tips on winterizing and protecting your unit from the elements.

Can You Store a Window Air Conditioner in an Unheated Garage?

Yes, you can store a window air conditioner in an unheated garage, but it’s important to take the necessary steps to winterize and protect it from the elements. Extreme cold temperatures, moisture, and rodents can damage your AC unit if not properly stored. By following the steps outlined in this guide, you can ensure your window air conditioner remains in good condition throughout the winter months.

How to Winterize Your Window Air Conditioner

Before storing your window air conditioner, it’s essential to winterize it to protect it from freezing and other damage. Here’s how to winterize your AC unit:

1. Clean the Unit

Thoroughly clean the air conditioner, both inside and out. Use a vacuum cleaner to remove dust and debris from the coils and fins. Wipe down the unit with a damp cloth to remove any remaining dirt or grime.

2. Drain the Condensation

Disconnect the air conditioner from the power source. Remove the drain plug and allow all the water to drain out. Tilt the unit slightly to ensure all the water is removed.

3. Protect the Electrical Components

Apply a thin layer of petroleum jelly to the electrical terminals to protect them from corrosion. Cover the terminals with electrical tape to further protect them from moisture.

4. Seal the Openings

Block the air intake and exhaust vents to prevent rodents and insects from entering the unit. You can use duct tape, plastic wrap, or foam insulation to seal the openings.

How to Store a Window Air Conditioner in an Unheated Garage

Once your window air conditioner is winterized, it’s time to store it in your unheated garage. Here are some tips for storing your AC unit safely:

1. Choose a Dry Location

Select a dry spot in your garage where the air conditioner will not be exposed to moisture or water. Avoid placing the unit on the floor, as it can absorb moisture from the ground.

2. Cover the Unit

Cover the air conditioner with a tarp or plastic cover to protect it from dust, debris, and pests. Make sure the cover is breathable to prevent moisture build-up.

3. Protect from Rodents

Rodents can damage electrical wires and other components of your air conditioner. Place mothballs or rodent repellent around the unit to deter rodents.

4. Monitor Temperature

If possible, monitor the temperature in your garage during the winter months. If the temperature drops below freezing, consider moving the air conditioner to a warmer location or covering it with additional insulation.

Troubleshooting Common Problems

1. Freezing Coils

If the coils freeze during storage, it’s important to thaw them out before using the air conditioner again. Bring the unit indoors and allow it to warm up to room temperature. Do not use a hair dryer or other heat source to thaw the coils, as this can damage the unit.

2. Rodent Damage

If you discover rodent damage to your air conditioner, clean the unit thoroughly and inspect the electrical wires for damage. Replace any damaged wires and seal any openings where rodents may have entered.

3. Condensation Buildup

If condensation builds up inside the air conditioner during storage, remove the cover and allow the unit to dry out completely. Use a dehumidifier to remove excess moisture from the garage.

Recommendations: Preparing Your Window Air Conditioner for Winter Storage

By following the steps outlined in this guide, you can ensure your window air conditioner remains in good condition throughout the winter months and is ready for use next season. Remember to winterize your unit properly, store it in a dry and protected location, and monitor the temperature to prevent freezing. With proper care and storage, your window air conditioner will provide you with many years of cool and refreshing air.

Frequently Asked Questions

Q: Can I store my window air conditioner in a garage that gets below freezing?
A: It’s not recommended to store a window air conditioner in a garage that gets below freezing, as the cold temperatures can damage the unit. If you must store the unit in a freezing garage, take extra precautions to insulate it and protect it from the cold.

Q: How long can I store a window air conditioner in my garage?
A: You can store a window air conditioner in your garage for several months, as long as it is properly winterized and protected from the elements.

Q: What are the signs of rodent damage to an air conditioner?
A: Signs of rodent damage to an air conditioner include chewed wires, nesting materials inside the unit, and droppings around the unit.

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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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