Kobalt Pressure Washer Not Working [Quick And Easy Solutions]

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Updated in April 2025 | By John

Your Kobalt pressure washer is not working, and you’re frustrated. You’ve tried everything you can think of, but nothing seems to be working. You’re tired of being inconvenienced, and you just want your pressure washer to work again.

I understand your frustration. I’ve been there myself. That’s why I wrote this troubleshooting guide. I’m going to help you identify the problem and fix it so that you can get back to using your pressure washer as soon as possible.

Why Kobalt Pressure Washer Not Working

No Power

The power cord is not plugged in or is not plugged in all the way.
The pressure washer is not turned on.
The circuit breaker is tripped.
The pressure washer’s thermal overload protector has tripped.
The pressure washer’s pressure switch is faulty.

No Water

The water supply is turned off.
The water hose is not connected to the pressure washer or is not connected tightly.
The water hose is kinked or blocked.
The pressure washer’s water pump is faulty.

Low Pressure

The water pressure is too low at the source.
The water filter is clogged.
The pressure washer’s pump is not pumping water.
The pressure washer’s pressure regulator is faulty.

High Pressure

The pressure washer’s pressure is set too high.
The pressure washer’s relief valve is faulty.

Worn Out Parts

The pressure washer’s pump, hose, or nozzle may be worn out and need to be replaced.

Other Problems

The pressure washer may have a problem with its motor, switch, or other component.

How to Troubleshoot: Kobalt Pressure Washer Not Working

Symptoms

There are a few different symptoms that may indicate that your Kobalt pressure washer is not working properly. These include:

The pressure washer won’t start
The pressure washer starts but doesn’t build pressure
The pressure washer leaks
The pressure washer makes strange noises
The pressure washer doesn’t clean as well as it used to

Troubleshooting

If your Kobalt pressure washer is not working properly, the first thing you should do is check the power cord to make sure that it is plugged in properly and that the outlet is working. If the power cord is plugged in and the outlet is working, but the pressure washer still won’t start, you may need to replace the power cord.

If the pressure washer starts but doesn’t build pressure, you may need to check the water supply to make sure that it is turned on and that there is no blockage in the hose. You should also check the filter to make sure that it is clean. If the water supply is turned on and the filter is clean, but the pressure washer still isn’t building pressure, you may need to replace the pump.

If the pressure washer leaks, you may need to check the seals to make sure that they are in good condition. If the seals are damaged, you will need to replace them. You should also check the hose to make sure that it is not damaged. If the hose is damaged, you will need to replace it.

If the pressure washer makes strange noises, you may need to check the pump to make sure that it is not damaged. If the pump is damaged, you will need to replace it.

If the pressure washer doesn’t clean as well as it used to, you may need to clean the nozzle. You can do this by removing the nozzle and soaking it in a solution of vinegar and water. You should also check the filter to make sure that it is clean. If the nozzle and filter are clean, but the pressure washer still doesn’t clean as well as it used to, you may need to replace the pump.

Preventative Maintenance

To help prevent problems with your Kobalt pressure washer, you should perform regular preventative maintenance. This includes:

Cleaning the filter regularly
Checking the seals and hose for damage
Inspecting the pump for damage
Storing the pressure washer in a cool, dry place

By following these tips, you can help extend the life of your Kobalt pressure washer and keep it working properly.

Also Read: Landa Pressure Washer Pump Not Working

FAQs: Kobalt Pressure Washer Not Working

Why is my Kobalt pressure washer not working?

There are a few possible reasons why your Kobalt pressure washer might not be working. Here are some of the most common causes:

The unit is not plugged in or turned on: Make sure that the unit is plugged into an outlet and that the power switch is turned on.

The unit is out of water: Check the water reservoir to make sure that it is full.

The water pressure is too low: If the water pressure is too low, the pressure washer will not be able to generate enough power to clean surfaces. To increase the water pressure, try turning the water pressure regulator up.

The nozzle is clogged: If the nozzle is clogged, the pressure washer will not be able to generate a strong stream of water. To clean the nozzle, remove it from the gun and soak it in a vinegar and water solution for a few minutes.

The pump is damaged: If the pump is damaged, the pressure washer will not be able to generate any pressure. To determine if the pump is damaged, you will need to take the pressure washer to a qualified service center.

How do I troubleshoot a Kobalt pressure washer that is not working?

If your Kobalt pressure washer is not working, you can troubleshoot the problem by following these steps:

1. Check the power supply: Make sure that the unit is plugged into an outlet and that the power switch is turned on.
2. Check the water reservoir: Make sure that the water reservoir is full.
3. Check the water pressure: Turn the water pressure regulator up to increase the water pressure.
4. Clean the nozzle: Remove the nozzle from the gun and soak it in a vinegar and water solution for a few minutes.
5. Take the pressure washer to a qualified service center: If you have checked all of the above and the pressure washer is still not working, you will need to take it to a qualified service center for repairs.

How do I maintain my Kobalt pressure washer?

To keep your Kobalt pressure washer in good working order, you should follow these maintenance tips:

After each use, rinse the pressure washer with clean water to remove any dirt or debris:

Once a month, clean the air filter: To clean the air filter, remove it from the unit and rinse it with clean water.

Once a year, lubricate the pump: To lubricate the pump, use a light oil such as 3-in-1 oil.

Store the pressure washer in a cool, dry place: When storing the pressure washer, make sure that it is empty of water and that the nozzle is protected.

What are the benefits of using a Kobalt pressure washer?

Kobelt pressure washers offer a number of benefits over other brands, including:

Powerful performance: Kobalt pressure washers are powerful enough to clean even the toughest messes.

Durability: Kobalt pressure washers are built to last and are backed by a warranty.

Convenience: Kobalt pressure washers are easy to use and maintain.

Value: Kobalt pressure washers offer a great value for the money.

What are some common problems with Kobalt pressure washers?

Some of the most common problems with Kobalt pressure washers include:

The unit is not plugged in or turned on:

The unit is out of water:

The water pressure is too low:

The nozzle is clogged:

The pump is damaged:

These problems can usually be easily troubleshooted and fixed. If you are having trouble with your Kobalt pressure washer, you can refer to the owner’s manual or contact Kobalt customer service for assistance.

 

About The Author

I am John, and I am the creator of this website. I have been in the woodworking industry for about 5 years. I developed my passion for DIY projects around the house when I was in high school. I have discovered a new appreciation for those who have the experience to pass along their expertise. They know what works best and are able to help others. I am proud to be among them.

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