How to Change Blades on Dewalt Planer? Guide with Tips

To change blades on a Dewalt Planer, first, unplug the tool to ensure safety. Then, use the wrench provided to loosen the blade clamp screws before replacing the blades.

Changing blades regularly will maintain the effectiveness of your planer, ensuring precise and clean cuts. Proper maintenance of your tools is essential for optimal performance and longevity.

By following these simple steps, you can easily change the blades on your Dewalt Planer and continue woodworking with precision and efficiency.

Remember to always refer to the manufacturer’s instructions for specific guidance on blade replacement for your model.

How to Easily Change Blades on Dewalt Planer and Boost Efficiency


Importance Of Sharp Blades

When it comes to using a planer, having sharp blades is essential for achieving the best results. Dull blades can severely impact the quality of the wood surface, as well as the overall efficiency and safety of the planer.

Impact On Wood Surface Quality

Dull blades can result in a rough and uneven finish on the wood surface. This can lead to an increased amount of sanding and more effort required to achieve a smooth, professional-looking result. It is important to ensure that the blades are consistently sharp to maintain the high standard of the wood surface.

Efficiency And Safety Concerns

Without sharp blades, the planer may struggle to cut through the wood effectively, leading to inconsistent thickness and potentially hazardous situations.

In addition, dull blades can put extra strain on the motor, affecting the efficiency and overall performance of the planer. Regularly maintaining sharp blades is crucial for maximizing efficiency and ensuring a safer working environment.

How to Easily Change Blades on Dewalt Planer and Boost Efficiency


Preparation Steps

To successfully change blades on your Dewalt planer, proper preparation is key. Follow these crucial steps to ensure a smooth blade replacement process.

Gathering Necessary Tools:

  • Gloves
  • Safety goggles
  • Hex or socket wrench
  • New set of planer blades
  • Wood block to immobilize the blade rotation
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Understanding Planer Components:

  1. Feed rollers
  2. Cutting blades
  3. Chip ejection port
  4. Locking mechanism

Step-by-step Guide

Uncover the step-by-step guide to changing blades on your Dewalt planer with ease. With clear instructions and concise tips, this guide will help you tackle the task effortlessly.


Changing blades on your Dewalt planer is an important maintenance task to ensure that your planer continues to deliver smooth and precise cuts.

Although it may seem daunting at first, the process is straightforward and can be easily accomplished by following a few simple steps. In this step-by-step guide, we will walk you through the process of removing the old blades and installing the new ones.

Removing The Old Blades

To begin the blade replacement process, follow these steps:

  1. Before you start, ensure that the planer is unplugged and the power switch is in the off position.
  2. Locate the blade lock lever on the side of your planer, and slide it to the locked position. This will prevent the cutterhead from rotating while you work.
  3. Using a wrench or socket, loosen the screws that hold the blade in place. The number of screws may vary depending on your specific Dewalt planer model.
  4. Once the screws are loose, carefully lift the old blades out of the cutterhead, taking note of their position for alignment with the new blades.
  5. Inspect the blades for any signs of damage or dullness. If necessary, clean and sharpen them or replace them with new blades.

Installing The New Blades

Now that you have removed the old blades, follow these steps to install the new ones:

  1. Align the new blades with the notches in the cutterhead, ensuring they are positioned correctly based on the alignment markings you made when removing the old blades.
  2. Tighten the screws to secure the new blades, making sure they are snug but not over-tightened.
  3. Release the blade lock lever, allowing the cutterhead to rotate freely again.
  4. Plug in your planer and turn it on to verify that the new blades are installed properly and that the planer is functioning correctly.
  5. If necessary, make any adjustments to ensure optimal performance, such as adjusting the cutting depth or aligning the blades.

Remember, changing the blades on your Dewalt planer is an essential part of regular maintenance and contributes to the longevity and quality of your woodworking projects.

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By following this step-by-step guide, you can easily replace the blades and get back to creating precise and professional cuts with your planer.

Tips For Maintenance

When it comes to maintaining your Dewalt planer, regular maintenance is crucial for its longevity and optimal performance. One essential aspect of maintenance is blade replacement and sharpening. By following these tips for maintenance, you can ensure that your planer always works at its best.

Regular Inspection And Cleaning

Regular inspection of the blades is necessary to ensure they are in good condition. Clean the blades after every use to prevent the buildup of residue and maintain their sharpness.

Use a soft brush to remove any debris and then wipe the blades with a clean cloth. Be sure to inspect the blades for any signs of wear or damage, and replace them if necessary.

Blade Sharpening Techniques

Blade sharpening is an essential part of maintaining your planer. Sharp blades are crucial for achieving smooth and precise cuts. To sharpen the blades, you can use a sharpening stone or a dedicated blade sharpening tool.

Ensure that the blades are sharpened evenly and at the correct angle to maintain their effectiveness. Regular sharpening will extend the life of the blades and improve the overall performance of your planer.


To ensure smooth blade installation on your Dewalt planer, it’s crucial to troubleshoot common issues that may arise. Here are some helpful tips to navigate through the process:

Common Issues With Blade Installation

  • Blade not sitting evenly
  • Blade not securely fastened

Ensure blades are aligned properly and securely fastened to prevent uneven cuts.

Adjusting Blade Height

  1. Turn the height adjustment wheel to raise or lower the blades as needed.
  2. Use a depth gauge to check the accuracy of the blade height settings.

Now that you have learned how to change blades on your Dewalt planer, it’s essential to keep a few final thoughts in mind.

Maximizing planer performance, and ensuring safety reminders will help you make the most of your woodworking projects. Let’s delve into these important aspects.

Maximizing Planer Performance

After reassembling your Dewalt planer, it’s crucial to ensure that the new blades are properly aligned and securely fastened. Regularly checking and maintaining the blades will directly impact the quality and efficiency of your planer.

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By following the correct maintenance procedures, you can guarantee optimal planer performance for all your woodworking tasks. Remember, a well-maintained planer yields better results and makes your work much easier.

Safety Reminders

When changing blades on your planer, always follow the manufacturer’s instructions. Make sure to power off and unplug the planer before beginning any maintenance.

Use protective gear, such as goggles and gloves, to safeguard yourself from sharp edges and potential debris. Additionally, handle the blades carefully to avoid injuries.

By prioritizing safety, you can continue enjoying your woodworking activities without unnecessary risks.

How to Easily Change Blades on Dewalt Planer and Boost Efficiency


Frequently Asked Questions

How Do You Change The Blades On A Thickness Planer?

To change the blades on a thickness planer, follow these steps:

1. Disconnect the planer from power.

2. Remove the current blades using a wrench or socket set.

3. Install the new blades in the correct orientation.

4. Tighten the screws to secure the blades.

5. Reconnect power and test the planer.

Can Blades For Dewalt Planer Be Sharpened?

Yes, blades for DEWALT planers can be sharpened to maintain optimal cutting performance. It is recommended to sharpen the blades regularly for best results.

What Is The Knob On The Side Of The Dewalt Planer For?

The knob on the side of the DEWALT planer is used to adjust the cutting depth.

How Often Should You Change Planer Blades?

Planer blades should be changed every 12-15 hours of use or when they become dull. Regular checks can ensure optimal performance and prevent damage to the wood.

Frequent use or hardwoods may require more frequent changes. Keeping the blades sharp is essential for clean and efficient planing.


To sum up, knowing how to change blades on your Dewalt planer can save time and hassle. Follow the simple steps outlined in this guide to effectively maintain your tool.

Regular blade replacement ensures optimal performance and extends the lifespan of your planer. Make blade changes a routine!

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