How To Winterize A Pressure Washer

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Winter is coming, and just like House Stark of Winter fell, you need some preparations to do.  And we all know, among other things, some machines need to be stored as well. That’s because either they are of no use in the winter season or the cold weather conditions don’t favor their usage. The pressure washer is also one of these machines, and you need to winterize it. If you have a pressure washer and you don’t know how to winterize a pressure washer, don’t worry.

In this article, we will teach you how to winterize a pressure washer. Winterizing a pressure washer isn’t a hard job to do.  All you need to do is follow a few steps, and you will be able to winterize your pressure washer in no more than 15 min without having any problems.

Why winterize a pressure washer

Before knowing how to winterize, first, you need to understand why you need to winterize your pressure washer. The answer to that is your pressure washer, if not winterized, will get rusty and the water inside it might freeze, causing the engine and other parts to stop working altogether. To avoid this, we need to winterize it.

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Steps to winterize a gas pressure washer

  1. The first step is to remove any detergent solution and water from the pump system. You will need a pump conditioner and winterizer for that.
  2. After that, you need to winterize your pressure washer’s engine. You need to fill the gas tank with a fuel stabilizer and run the engine for 3-4 minutes. Doing so will circulate the fuel stabilizer through the whole system.
  3. Drain the water and detergent solution from your pressure washer system. You need to hook the pressure washer pump inlet to your garden hose, put the detergent solution tube in a bucket of clean water, and turn on the pressure washer with low pressure. After that, remove the hose from the pump inlet. Again turn the pressure washer ON, and this will drain any water left in the system.
  4. You need to buy an anti-freeze pump saver for pressure washer and add that to your pump inlet, to protect against freezing temperature.

Here is a video on how to winterize a pressure washer.

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How to winterize an electric pressure washer

Since an electric pressure washer runs on electricity, so it doesn’t have a gas tank, you don’t need to winterize the engine.

  1. To winterize the pump system, you need to connect a garden hose to pressure washer inlet, place the detergent tube in a bucket of tap water, and turn the pressure washer ON. You keep the pressure washer on for few minutes and then turn it off. Turn it back on to get rid of the water.
  2. Add an anti-freeze pump save to your pressure washer inlet to protect it against cold freezing temperature.

Where to store the pressure washer

We recommend putting the pressure washer in a pressure washer bag to protect it from dirt and dust. Store the pressure washer in a warm place. When the winter is over, you can get your pressure washer out of storage and use it.

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