12 Reasons Your DeWalt Electric Mower Won’t Start (Cordless)

by Jack Grover
Reading time: 29 min Prefer to listen?

Are you frustrated with your DeWalt electric mower not starting? It’s time to troubleshoot and get to the bottom of the issue.

In this article, we will guide you through 12 common reasons why your DeWalt electric mower may not start. From battery problems to wiring issues and safety switch troubles, we’ll help you identify and resolve the problem.

Get ready to tackle your lawn again with a fully-functioning mower.

Let’s dive in and get your mower up and running!

Key Takeaways

  • Battery issues, such as a damaged or faulty battery or insufficient charge, can prevent the DeWalt electric mower from starting. Checking the battery installation and charge, and replacing a faulty battery if necessary, can help resolve this issue.
  • Overloading the circuit can cause the circuit breaker to trip, preventing the mower from starting. Using compatible extension cables or outlets can prevent this problem.
  • A broken start switch may be the cause of starting issues, but checking connections and vents should be done first. Replacing the start switch may require professional assistance.
  • A damaged fuse can interrupt the electrical circuit and prevent the mower from turning on. Replacing the fuse is a possible solution, but professional help may be needed.

Battery Issues

If you’re having trouble starting your DeWalt electric mower, it’s important to first check for battery issues. A damaged or faulty battery can prevent the mower from starting, so make sure to inspect the battery carefully. Additionally, if the battery has insufficient charge, it can also cause starting problems. Another thing to consider is the placement of the battery – incorrect placement can disrupt connections and prevent the mower from starting. If you find any issues with the battery, it may be necessary to replace it with a new one to fix the problem.

Another possible reason for your mower’s starting problem could be a tripped circuit breaker. This can happen if the circuit is overloaded, or if you’re using extension cables that aren’t compatible with the mower’s power demands. To resolve this, make sure to use compatible extension cables or outlets that can handle the power requirements of your mower.

A broken start switch could also be the culprit behind the starting issue. Before replacing the start switch, check the connections and vents for any issues. If you determine that the start switch is malfunctioning, it’s best to seek professional assistance for its replacement. Most of the time, a new start switch will resolve the problem, but a technician may be needed for further inspection.

Additionally, a damaged fuse can interrupt the electrical circuit and prevent the mower from turning on. If you suspect a damaged fuse, it’s important to replace it. However, if you’re not sure about the process, it’s best to seek professional help to ensure safety.

Lastly, always make sure that the key is fully engaged when starting the mower. Improper insertion of the key can prevent the mower from starting, even if it appears to be inserted correctly. To fix this, refer to the user manual for guidance on how to remove and reinsert the key correctly.

Remember to prioritize safety when troubleshooting your equipment, and don’t hesitate to consult professionals if needed. By addressing these battery issues, you’ll be able to get your DeWalt electric mower up and running smoothly again.

Handle Issues

If your DeWalt electric mower won’t start, handle issues could be the culprit. Misalignment of the handle can prevent the mower from starting, so make sure it’s properly positioned.

Additionally, incorrect starting procedures may be causing the problem, so review the user manual to ensure you’re following the correct steps.

Handle Misalignment Solutions

Checking the alignment of the handle is essential to ensure that the mower starts properly. When the handle is misaligned, it can cause issues with starting the mower. Here are some simple solutions to handle misalignment:

First, loosen the bolts or screws that secure the handle to the mower. This will allow you to adjust the position of the handle more easily. Once the bolts or screws are loosened, you can proceed to the next step.

Next, adjust the handle to the correct position. Take your time to carefully align the handle with the mower. Make sure it’s in the proper position for comfortable operation.

Once the handle is in the correct position, tighten the bolts or screws to secure it in place. This will ensure that the handle remains aligned during use and prevents any further issues.

Proper alignment of the handle is crucial for the mower to start and operate correctly. If the handle isn’t aligned properly, it can prevent the mower from starting or cause other issues. By following these simple solutions, you can ensure that the handle is positioned correctly, allowing your DeWalt electric mower to start without any problems.

Checking and adjusting the handle alignment may seem like a small task, but it can make a big difference in the performance of your mower. Don’t overlook this important step and enjoy a hassle-free mowing experience.

Handle Starting Procedure Correction

Properly starting your DeWalt electric mower is essential for its optimal performance. Follow these steps to correct the handle starting procedure.

First, ensure that the handle is in the correct position. Make sure it’s fully extended and securely locked into place. This ensures that the handle is stable and ready for operation.

Next, locate the start switch on the handle. Press and hold the start switch while pulling back on the bail handle. This action engages the blade and starts the mower. It’s a simple and effective way to get your mower up and running.

If you encounter any issues with starting the mower, it’s worth checking for any obstructions or debris around the blade. Sometimes, small objects can prevent the blade from rotating freely. Clear any debris you find and give it another try.

If the problem persists, don’t hesitate to consult the user manual or seek assistance from a professional. They can provide further guidance and help troubleshoot any issues you may be experiencing.

Safety Switch Problems

Having trouble starting your DeWalt electric mower? One common issue could be a problem with the safety switch. The safety switch is an important feature designed to ensure user safety by preventing the mower from starting under certain conditions. However, if the safety switch is faulty or experiencing issues, it can prevent the mower from starting altogether.

There are three potential problems that you should consider regarding the safety switch. Firstly, a faulty safety switch may not engage properly or fail to send the necessary signal to the mower’s ignition system. This can result in the mower not starting when you press the key or button.

Secondly, loose or damaged wiring can disrupt the electrical signal and prevent the mower from starting. Take a close look at the wiring connections and check for any signs of damage or loose connections.

Lastly, debris or obstructions can sometimes prevent the safety switch from engaging correctly. Make sure to inspect the area around the safety switch and clean it if necessary.

To troubleshoot the safety switch problem, start by inspecting the wiring connections and ensuring they’re secure. If you find any loose or damaged wires, it’s important to repair or replace them. Additionally, check for any debris or obstructions around the safety switch and clean the area thoroughly. If these steps don’t resolve the issue, you may need to replace the safety switch itself. Remember to always prioritize safety when troubleshooting and consult a professional if needed.

Wiring Problems

If your DeWalt electric mower won’t start, one possible issue could be wiring problems. Loose or pinched wires, frayed wire insulation, or faulty wire connections can disrupt the flow of electricity and prevent the mower from starting.

Inspecting the wiring system and ensuring all connections are secure and intact will help identify and resolve any wiring issues.

Loose or Pinched Wires

If your DeWalt electric mower isn’t starting, it could be due to loose or pinched wires. Wiring problems can prevent the flow of electricity to the necessary components, causing the mower to fail to start. Here are a few things to consider when checking for loose or pinched wires:

First, inspect the wiring connections. Make sure all wires are securely connected and that there are no loose or disconnected wires. A loose wire can disrupt the electrical flow and prevent the mower from starting.

Next, look for any signs of damage. Check for frayed or damaged wires that may be causing a disruption in the electrical flow. If you spot any damaged wires, they’ll need to be repaired or replaced to restore proper functionality.

Don’t forget to check for pinched wires as well. Examine the wiring harness and other areas of the mower to ensure that no wires are being pinched or crushed. Pinched wires can result in a loss of connectivity and prevent the mower from starting.

Frayed Wire Insulation

Are you experiencing problems with your DeWalt electric mower not starting? One potential issue to check for is frayed wire insulation. Frayed wire insulation occurs when the protective covering of the wire becomes worn or damaged, exposing the internal wires. This can happen due to age, wear and tear, or improper handling of the mower.

When the wire insulation is frayed, it can cause the wires to come into contact with each other or with other metal components, leading to short circuits or electrical malfunctions. To prevent further issues, it’s important to inspect the wire insulation on your mower.

Visually inspect all the wiring on your mower, paying close attention to areas where the wires are exposed or bent. Look for any signs of fraying, where the protective covering is damaged or worn away. If you notice any fraying, it’s crucial to replace the damaged wire or seek professional assistance.

Faulty Wire Connections

If you’re having problems with your DeWalt electric mower not starting, it could be due to faulty wire connections. Don’t worry, though! We’re here to help you troubleshoot and fix the issue.

The first thing you should do is check the wire connections for any loose or disconnected wires. Faulty wire connections can cause your mower to not start, and there are a few common causes for this problem.

One possible cause is loose or corroded wire terminals. Over time, the wire terminals on your mower can become loose or corroded, resulting in poor electrical connections. To fix this, simply check the terminals and tighten them if necessary. If you notice any corrosion, you can clean it off using a wire brush or sandpaper.

Another potential cause is damaged wires. Take a close look at the wires on your mower and check for any signs of damage, such as frayed or broken insulation. Damaged wires can disrupt the flow of electricity and prevent your mower from starting. If you find any damaged wires, make sure to repair or replace them.

Lastly, incorrect wiring can also lead to faulty wire connections. It’s important to ensure that the wires are connected to the correct terminals and that they’re securely attached. Incorrect wiring can result in a lack of power or even short circuits. You can consult the wiring diagram in your mower’s manual to verify the correct connections.

Blade Issues

Is your DeWalt electric mower’s blade not rotating? This issue is often caused by debris obstructing the blade’s movement. Grass clippings, twigs, and other objects can accumulate and prevent the blade from spinning freely.

To fix this problem, follow these steps:

  1. Turn off the mower and disconnect the power source to ensure your safety.
  2. Take a close look at the blade area for any visible obstructions.
  3. Use a brush or small tool to carefully remove any debris stuck in the blade or around the cutting deck.
  4. Check the blade for any signs of damage or wear. If it’s bent, dull, or damaged, you may need to replace it.
  5. Once you have cleared the area and ensured the blade is in good condition, reassemble the mower and reconnect the power source.
  6. Start up the mower and observe if the blade rotates properly.

If, after following these steps, the blade still doesn’t rotate, there may be a more serious issue that requires professional assistance. It’s important to prioritize safety when troubleshooting equipment. If you’re unsure or uncomfortable with any step, it’s recommended to consult a professional.

To prevent debris buildup and maintain optimal performance of your DeWalt electric mower, make sure to clean the blade area after each use and sharpen or replace the blade as needed. Regular maintenance is key to keeping your mower in top shape.

Damaged Components

If your DeWalt electric mower isn’t starting, it could be due to damaged components. Damaged components can disrupt the electrical system and prevent the mower from functioning properly. Here are some potential issues to look out for:

  • Inspect the wiring on your DeWalt mower for any signs of damage, such as loose or pinched wires. Damaged wiring can cause a loss of connection and prevent the mower from starting. If you notice any damaged wires, they’ll need to be repaired or replaced.
  • The safety switch is designed to prevent the mower from starting if certain conditions aren’t met, such as the handle being properly positioned. A faulty safety switch can prevent the mower from starting even when all other components are functioning correctly. If you suspect a faulty safety switch, it will need to be replaced.
  • The circuit board is responsible for controlling the electrical flow in the mower. If the circuit board is damaged or faulty, it can prevent the mower from starting. In this case, professional repair may be necessary to replace the circuit board.

Warranty Repairs

If you’re experiencing issues with your DeWalt electric mower and it’s still covered under warranty, you may be eligible for warranty repairs.

Warranty repairs can help address common issues that may arise with your mower, such as damaged components or faulty electrical systems.

Repair Process for Warranty

If your DeWalt electric mower is still covered by warranty, you can start the process for getting it repaired. Here’s what you need to do:

  1. Contact DeWalt: Reach out to DeWalt directly and let them know about the issue with your mower. Be sure to provide them with all the necessary information, such as the model number and a description of the problem.
  1. Warranty Verification: DeWalt will check the status of your mower’s warranty. They may ask you for proof of purchase or other documents to confirm that the warranty is still valid.
  1. Repair Options: Once your warranty is confirmed, DeWalt will offer you different repair options. This could include sending your mower to an authorized service center or arranging for a technician to come to your location.

It’s really important to follow the warranty repair process to ensure that your DeWalt electric mower is fixed correctly and in a timely manner.

Common Warranty Repair Issues

If you have a DeWalt electric mower that’s still covered by warranty, it’s a good idea to reach out to DeWalt for information on common warranty repair issues and the options available to you. It’s important to be aware of possible problems that may arise with your mower, even if it’s protected by warranty.

Some common warranty repair issues that you might come across include battery problems, circuit breaker tripping, a broken start switch, a damaged fuse, or a key that isn’t fully engaged. These issues can prevent your mower from starting and may require the assistance of a professional to resolve.

To troubleshoot these problems, it’s recommended to follow the steps outlined in the user manual. However, if you’re unsure or need additional help, it’s always a good idea to consult with professionals who are familiar with DeWalt electric mowers. They’ll have the expertise to diagnose and fix any issues that may arise.

Safety Instructions and Recommendations

When using your DeWalt electric mower, it’s important to prioritize safety. Follow these instructions and recommendations to ensure a safe and efficient mowing experience.

Always wear the appropriate safety gear, such as safety glasses, ear protection, and closed-toe shoes. This will protect you from potential hazards and ensure your safety while operating the mower.

Before starting the mower, take a moment to carefully inspect the mowing area. Remove any obstacles, debris, or tripping hazards that could cause accidents or damage to the mower. By doing this, you can create a safe and obstacle-free environment for mowing.

Familiarize yourself with the user manual and make sure you understand the proper operation and maintenance procedures for your DeWalt electric mower. This will help you use the mower efficiently and effectively, while also ensuring its longevity.

When operating the mower, there are a few precautions to keep in mind. Make sure the mower is on a flat and stable surface to prevent tipping or loss of control during operation. This will ensure your safety and the mower’s stability.

Keep bystanders, children, and pets at a safe distance from the mower. This will help avoid accidents or injuries. It’s important to create a clear and safe zone around the mower while it’s in use.

Avoid operating the mower in wet or rainy conditions. This will prevent electric shock and damage to the mower’s electrical components. It’s best to wait for dry weather before using the mower.

Do not mow over cords or other electrical wires. This can cause damage to the mower and create potential electrical hazards. Always be aware of your surroundings and avoid mowing over any cords.

Before performing any maintenance or troubleshooting tasks, remember to turn off the mower and disconnect the battery or unplug the power cord. This will ensure your safety while working on the mower.

By following these safety instructions and recommendations, you can minimize the risk of accidents, injuries, and damage while using your DeWalt electric mower. Remember to always prioritize safety and consult a professional if you encounter any problems or concerns.

Stay safe and enjoy your mowing experience!

Troubleshooting Steps

If you’re having trouble starting your DeWalt electric mower, follow these simple steps to identify and resolve the issue.

First, check the battery. Look for any visible damage or leaks. Make sure the battery light indicates that it’s charged. Also, ensure the battery is dry and not wet. If you have a battery tester, use it to test the battery. If the battery doesn’t hold a charge, it may need to be replaced.

Next, inspect the battery charger. Confirm that the battery is fully charged. Check the charger for any damage. Also, make sure the outlet and breaker are working properly. If possible, test the charger with another battery. If you suspect the charger is faulty, it’s best to seek professional assistance.

Now, consider the start switch and motor. Examine the start switch for any issues. Check if the motor is functioning correctly. Troubleshoot any potential problems with the start switch. Also, look for any motor-related malfunctions. If you’re unable to fix the start switch or motor, it’s recommended to consult a professional.

If your mower is still under warranty, check if the issue is covered. Contact the manufacturer or store for warranty service. It’s best to avoid further troubleshooting if the mower is covered by warranty.

Additionally, summarize the troubleshooting steps for a battery-operated mower. If you’re unable to identify the problem, it’s advisable to seek professional help.

Insufficient Power Supply

If your DeWalt electric mower isn’t starting, the first thing to check is the power supply. Insufficient power can be a common cause for this issue.

Here are a few possible reasons for insufficient power supply:

  • One reason could be a damaged or faulty battery. If the battery is damaged or doesn’t have enough charge, it can prevent the mower from starting. Make sure the battery is installed correctly and fully charged. If necessary, consider replacing the battery.
  • Another possible reason is a tripped circuit breaker. Overloading the circuit or using incompatible extension cables can cause the breaker to trip. To check if the mower is causing the trip, test it with a small appliance. If the breaker keeps tripping, use compatible extension cables or outlets to avoid overloading the circuit.
  • A broken start switch could also be the culprit. Before assuming the switch is broken, check the connections and vents for any issues. If needed, replace the start switch. Keep in mind that this may require professional assistance, as further inspection might be necessary.

When troubleshooting your DeWalt electric mower, always prioritize safety. Have the manufacturer’s manual available and follow safety guidelines and precautions.

Start by inspecting the power transmitter, checking the power supply, and examining the power receiving end on the mower. If needed, seek professional help to address the issue.

Plug and Safety Switch Troubles

If your DeWalt electric mower won’t start, there are a few things you can check before calling for help. The first thing to investigate is the plug and safety switch. These components are important for the safe and efficient operation of your mower.

Begin by visually inspecting the plug. Look for any signs of damage or loose connections. Ensure that the plug is securely inserted into a working power outlet. If the plug is damaged, it will need to be replaced.

Next, take a look at the safety switch. This switch is designed to prevent the mower from accidentally starting. Check that it’s in the correct position and not stuck in the off position. If the safety switch is faulty or damaged, it may need to be replaced by a professional technician.

It’s also worth considering if there’s any debris or obstructions near the safety switch or plug. Remove any dirt or debris that could be interfering with the proper functioning of these components.

Always prioritize safety when troubleshooting your equipment. Refer to the manufacturer’s manual for guidance and follow all safety instructions. If you’re unsure or unable to resolve the plug and safety switch issues on your own, it’s best to seek professional help.

Start Switch and Motor Issues

If your DeWalt electric mower isn’t starting, there are a few common issues you should address. The start switch and motor are often the culprits. Let’s take a look at some possible problems and solutions.

One possible issue is a malfunctioning start switch. Check the connections and vents for any signs of damage or loose wires. If everything looks fine, you may need to replace the start switch. You can usually find instructions in the user manual, but it’s best to seek professional help if you’re unsure.

Another problem that can prevent your mower from starting is overheating. If the motor gets too hot, it may refuse to start. This can be caused by a clogged air vent or a faulty motor. Check the air vents for any obstructions and clean them if necessary. If the motor continues to overheat, it’s best to have it inspected and repaired by a technician.

A faulty circuit board can also be the culprit behind a mower that won’t start. If you suspect this is the issue, consult a professional for assistance. They’ll be able to diagnose the problem and either repair or replace the circuit board.

Always prioritize safety when troubleshooting your DeWalt electric mower. Follow the manufacturer’s safety instructions and recommendations, and seek professional help if needed. By addressing any start switch and motor issues, you can get your mower up and running again.

Conclusion

In conclusion, troubleshooting the issues with your DeWalt electric mower can help identify and resolve the problem.

From battery issues to handle problems, safety switch concerns, wiring issues, and blade problems, there are various factors that can prevent your mower from starting.

By following the troubleshooting steps and addressing the specific issue, you can get your DeWalt electric mower up and running again, allowing you to tackle your lawn with ease.

Frequently Asked Questions

How Often Should I Replace the Battery in My Dewalt Electric Mower?

You should replace the battery in your DeWalt electric mower when it no longer holds a charge or fails to provide sufficient power. Regularly check the battery’s condition and replace as needed for optimal performance.

Can I Use an Extension Cord With My Dewalt Cordless Electric Mower?

Yes, you can use an extension cord with your DeWalt cordless electric mower, but make sure it is compatible and can handle the power demands. Check the mower’s manual for specific guidelines and precautions.

Is It Possible to Replace the Safety Switch on My Dewalt Electric Mower Myself?

Yes, it is possible to replace the safety switch on your DeWalt electric mower yourself. However, it is recommended to consult the user manual or seek professional help to ensure proper installation and avoid any potential safety hazards.

What Should I Do if I Notice Loose or Pinched Wires on My Dewalt Electric Mower?

If you notice loose or pinched wires on your DeWalt electric mower, it’s important to address the issue promptly. Check for any loose connections or damaged wires and secure or replace them as necessary to ensure proper functionality and safety.

How Long Does the Warranty on a Dewalt Electric Mower Typically Last?

The warranty on a DeWalt electric mower typically lasts for a specific period, which can vary depending on the model and region. It is best to consult the manufacturer or refer to the warranty documentation for accurate information.

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