Pressure Washer Trigger Gun Not Working [How To Fix]

There’s nothing more frustrating than having a pressure washer that doesn’t work properly. When the trigger gun doesn’t work, it can be especially aggravating, as it prevents you from using the pressure washer at all. In this guide, I’ll walk you through troubleshooting a pressure washer trigger gun that’s not working, so you can get back to cleaning your home or property in no time.

I’ll start by explaining the different parts of a pressure washer trigger gun and how they work. Then, I’ll discuss the most common reasons why a trigger gun might not be working and how to fix them. Finally, I’ll provide some tips on how to prevent trigger gun problems in the future.

By the end of this guide, you’ll have the knowledge and tools you need to troubleshoot and fix a pressure washer trigger gun that’s not working. So let’s get started!

Most Common Reasons Of Pressure Washer Trigger Gun Not Working

Most Common Reasons Of Pressure Washer Trigger Gun Not Working

Debris in the trigger assembly:
The most common cause of a trigger gun not working is debris or dirt that has accumulated in the trigger assembly. To fix this, remove the trigger assembly from the pressure washer and clean it with a soft brush.

A broken trigger spring:
If the trigger spring is broken, it will not be able to push the valve open, which will prevent the pressure washer from spraying water. To fix this, replace the trigger spring.

A stuck valve:
The valve in the trigger assembly can become stuck if it is not lubricated properly. To fix this, lubricate the valve with a thin coat of oil.

A faulty pressure washer pump:
If the pressure washer pump is not working properly, it will not be able to generate enough pressure to spray water. To fix this, have the pressure washer pump repaired or replaced.

A faulty pressure washer hose:
If the pressure washer hose is damaged, it will not be able to transmit the pressure from the pump to the trigger gun. To fix this, replace the pressure washer hose.

How to Troubleshoot And Fix: Pressure Washer Trigger Gun Not Working

Symptoms of a Pressure Washer Trigger Gun Not Working

There are a few different symptoms that can indicate that your pressure washer trigger gun is not working properly. These include:

The trigger gun does not engage when you pull it.
The trigger gun does not release when you release it.
The pressure washer does not produce any water when you pull the trigger.
The pressure washer produces a weak stream of water when you pull the trigger.

Troubleshooting a Pressure Washer Trigger Gun Not Working

If your pressure washer trigger gun is not working, there are a few things you can check to troubleshoot the problem.

1. Check the trigger gun for damage:

The first thing you should do is check the trigger gun for damage. Look for cracks or breaks in the trigger gun, or for any debris that may be stuck in the trigger. If you find any damage, you will need to replace the trigger gun.

2. Check the O-rings:

The O-rings in your pressure washer trigger gun are responsible for creating a seal between the trigger gun and the hose. If the O-rings are damaged or worn out, they can allow water to leak out of the trigger gun, which will prevent the pressure washer from working properly. To check the O-rings, remove the trigger gun from the hose and inspect the O-rings for damage. If the O-rings are damaged or worn out, you will need to replace them.

3. Check the hose for kinks or bends:

If the hose for your pressure washer is kinked or bent, it can restrict the flow of water and prevent the pressure washer from working properly. To check the hose, look for any kinks or bends. If you find any, you will need to straighten out the hose.

4. Check the pressure washer pump:

If the pressure washer pump is not working properly, it can prevent the pressure washer from producing any water. To check the pump, turn on the pressure washer and listen for the pump to start. If you do not hear the pump start, you will need to have the pump repaired or replaced.

5. Check the water supply:

If the water supply to your pressure washer is not turned on, the pressure washer will not produce any water. To check the water supply, turn on the water faucet and make sure that there is water flowing. If there is no water flowing, you will need to turn on the water supply.

How to Fix a Pressure Washer Trigger Gun Not Working

Once you have troubleshooted the problem, you can fix the pressure washer trigger gun not working.

1. Replace the trigger gun:

If the trigger gun is damaged, you will need to replace it. To replace the trigger gun, follow these steps:

1. Turn off the pressure washer and disconnect the hose from the trigger gun.
2. Remove the screws that hold the trigger gun in place.
3. Remove the old trigger gun and install the new trigger gun.
4. Reattach the hose to the trigger gun.
5. Turn on the pressure washer and test the trigger gun.

2. Replace the O-rings:

If the O-rings are damaged or worn out, you will need to replace them. To replace the O-rings, follow these steps:

1. Turn off the pressure washer and disconnect the hose from the trigger gun.
2. Remove the trigger gun from the hose.
3. Remove the old O-rings.
4. Apply a small amount of silicone grease to the new O-rings.
5. Install the new O-rings in the trigger gun.
6. Reattach the trigger gun to the hose.
7. Turn on the pressure washer and test the trigger gun.

3. Straighten out the hose:

If the hose is kinked or bent, you will need to straighten it out. To straighten out the hose, follow these steps:

1. Turn off the pressure washer and disconnect the hose from the pressure washer.
2. Use a pair of pliers to straighten out the hose.
3. Reattach the hose to the pressure washer.
4. Turn on the pressure washer and test the hose.

4. Have the pump repaired or replaced:

If the pump is not working properly, you will need to have it repaired or replaced. To have the pump repaired or replaced, contact a qualified pressure washer repair technician.

5. Turn on the water supply:

If the water supply

FAQs: Pressure Washer Trigger Gun Not Working

Why is my pressure washer trigger gun not working?

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

The trigger gun is clogged: This is the most common cause of a pressure washer trigger gun not working. Clogs can occur when dirt, debris, or soap build up in the trigger gun. To fix this, you can try to clear the clog by flushing the trigger gun with water or by using a small brush to clean it out.

The trigger gun is damaged: If the trigger gun is damaged, it may not be able to properly engage the pump. This can happen if the trigger gun is dropped or if it is struck by something hard. If you think the trigger gun is damaged, you should replace it.

The pressure washer pump is not working properly: If the pressure washer pump is not working properly, it may not be able to generate enough pressure to operate the trigger gun. This can happen if the pump is clogged or if it is damaged. If you think the pump is not working properly, you should have it serviced or replaced.

How do I fix a clogged pressure washer trigger gun?

To fix a clogged pressure washer trigger gun, you can try to clear the clog by flushing the trigger gun with water or by using a small brush to clean it out. Here are the steps:

1. Turn off the pressure washer and disconnect the hose from the trigger gun.
2. Remove the trigger gun from the hose.
3. Fill a bucket with water and add a small amount of dish soap.
4. Submerge the trigger gun in the soapy water and shake it vigorously to loosen the clog.
5. Use a small brush to clean out any remaining debris.
6. Rinse the trigger gun thoroughly with water.
7. Reattach the trigger gun to the hose and turn on the pressure washer.

How do I replace a pressure washer trigger gun?

To replace a pressure washer trigger gun, you will need to:

1. Turn off the pressure washer and disconnect the hose from the trigger gun.
2. Remove the trigger gun from the hose.
3. Remove the old trigger gun from the pressure washer.
4. Align the new trigger gun with the pressure washer and insert it into the slot.
5. Tighten the screws to secure the trigger gun in place.
6. Reattach the hose to the trigger gun.

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

If your pressure washer is not working, there are a few things you can check to troubleshoot the problem. Here are some of the most common causes of a pressure washer not working and how to fix them:

The pressure washer is not plugged in: Make sure that the pressure washer is plugged into an outlet and that the outlet is working properly.

The pressure washer is not turned on: Check to make sure that the pressure washer is turned on.

The pressure washer is not getting enough water: Make sure that the water hose is connected to the pressure washer and that the water supply is turned on.

The pressure washer is clogged: The pressure washer may be clogged with dirt, debris, or soap. Try to clear the clog by flushing the pressure washer with water or by using a small brush to clean it out.

The pressure washer pump is not working properly: The pressure washer pump may be damaged or clogged. If you think the pump is not working properly, you should have it serviced or replaced.

How do I prevent my pressure washer trigger gun from clogging?

To prevent your pressure washer trigger gun from clogging, you can:

Use a filter on the water inlet to prevent dirt and debris from entering the trigger gun.
Clean the trigger gun regularly to remove any built-up dirt or debris.
Avoid using harsh chemicals or cleaners in the pressure washer, as these can damage the trigger gun.
Store the pressure washer in a cool, dry place when not in use.

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