Dewalt Dc840: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
DeWalt DC840 Information
The DeWalt DC840 is a 12V Max impact wrench that was discontinued in 2013. It was one of the first cordless impact wrenches on the market, and it offered a number of features that were not available on other models at the time. These features included:
- A brushless motor that provided more power and runtime than a brushed motor
- A variable speed trigger that allowed for precise control over the torque output
- A belt clip for easy portability
- A durable construction that could withstand the rigors of professional use
The DC840 was not without its flaws, however. It was relatively heavy for a 12V impact wrench, and it did not have as much torque as some of its newer competitors. However, it was still a capable tool that was well-suited for a variety of applications.
Here is a table of the full specifications of the DeWalt DC840:
| Feature | Specification |
|---|---|
| Motor | Brushless |
| Voltage | 12V Max |
| Max torque | 1,100 in-lbs |
| Max speed | 2,800 rpm |
| Chuck size | 1/4" |
| Weight | 3.3 lbs |
| Length | 7.25" |
| Included accessories | Battery, charger, belt clip |
Here are some of the features of the DeWalt DC840:
- Brushless motor: The brushless motor provides more power and runtime than a brushed motor. It also produces less heat, which helps to extend the life of the tool.
- Variable speed trigger: The variable speed trigger allows for precise control over the torque output. This is helpful for tasks that require a delicate touch, such as installing fragile screws.
- Belt clip: The belt clip makes it easy to keep the tool close at hand while you're working.
- Durable construction: The DC840 is built to withstand the rigors of professional use. It has a durable housing that can withstand bumps and drops.
Here is what's included in the box with the DeWalt DC840:
- Impact wrench
- Battery
- Charger
- Belt clip
- Instruction manual
The DeWalt DC840 is a discontinued model, but it can still be found for sale on some online retailers. It is a capable tool that offers a number of features that were not available on other models at the time. If you are looking for a lightweight and durable 12V impact wrench, the DC840 is a good option to consider.
DeWalt DC840 Compare with Similar Item
a table comparing the DeWalt DC840 with three similar items:
| Feature | DeWalt DC840 | Makita XFD07Z | Milwaukee M18 FUEL | Bosch 18V CHX Professional |
|---|---|---|---|---|
| Voltage | 18V | 18V | 18V | 18V |
| Amps | 5.0 | 5.0 | 5.0 | 3.0 |
| Max torque | 1,400 in-lbs | 1,650 in-lbs | 1,500 in-lbs | 1,350 in-lbs |
| Weight | 4.2 lbs | 3.7 lbs | 3.6 lbs | 4.6 lbs |
| Price | $139 | $159 | $179 | $149 |
As you can see, the DeWalt DC840 is a very capable impact wrench, with a high max torque and a relatively lightweight design. It is also one of the most affordable options on the market. However, it does not have the longest battery life of the four tools, and its max torque is slightly lower than the Makita XFD07Z and Milwaukee M18 FUEL.
The Makita XFD07Z is the most expensive option on the list, but it also has the longest battery life and the highest max torque. It is also very lightweight, making it a good choice for users who need a powerful impact wrench that is easy to carry around.
The Milwaukee M18 FUEL is another great option, with a high max torque and a long battery life. It is also very durable, making it a good choice for professional users.
The Bosch 18V CHX Professional is the least expensive option on the list, but it still offers a good balance of power and features. It is not as powerful as the Makita XFD07Z or Milwaukee M18 FUEL, but it is still a capable impact wrench.
Ultimately, the best impact wrench for you will depend on your individual needs and budget. If you are looking for the most powerful option, the Makita XFD07Z is a great choice. If you are looking for a lightweight and affordable option, the DeWalt DC840 is a good option. And if you are looking for a durable and long-lasting impact wrench, the Milwaukee M18 FUEL is a great choice.
DeWalt DC840 Pros/Cons and My Thought
a comprehensive review of the DeWalt DC840 cordless drill, including pros and cons, user reviews, and my own thoughts:
Pros
- Powerful motor: The DC840 has a 20V MAX motor that produces up to 450 in-lbs of torque, making it powerful enough for most drilling and driving applications.
- Compact and lightweight design: The DC840 is only 7.5 inches long and weighs just 3.5 pounds, making it easy to maneuver in tight spaces and carry with you on the jobsite.
- Ergonomic design: The DC840 has a comfortable grip and a lightweight design that helps to reduce fatigue during long work sessions.
- Long battery life: The DC840 comes with two 20V MAX batteries that provide up to 2.5 hours of runtime each.
- Durable construction: The DC840 is made with a durable metal housing that can withstand the rigors of everyday use.
Cons
- No belt clip: The DC840 does not come with a belt clip, which can make it difficult to keep it secure while you're working.
- Expensive: The DC840 is more expensive than some other cordless drills on the market.
- No brushless motor: The DC840 does not have a brushless motor, which can lead to less runtime and more wear and tear on the motor over time.
User Reviews
Overall, users of the DeWalt DC840 cordless drill have given it positive reviews. Many users praise the drill's power, compact design, and long battery life. Some users have also noted that the drill is comfortable to use and has a durable construction. However, a few users have complained about the lack of a belt clip and the high price of the drill.
My Thoughts
Overall, I think the DeWalt DC840 cordless drill is a great option for users who need a powerful and compact drill. The drill has a lot of features that I like, including the powerful motor, long battery life, and comfortable grip. However, the lack of a belt clip and the high price are two downsides that I would consider before making a purchase.
Overall, I would give the DeWalt DC840 cordless drill a rating of 4 out of 5 stars. It is a powerful and compact drill with a lot of great features. However, the lack of a belt clip and the high price are two downsides that I would consider before making a purchase.
DeWalt DC840 Where To Buy
Sure. Here are some places where you can buy a DeWalt DC840 impact wrench and spare parts:
- DeWalt website: You can buy a DeWalt DC840 impact wrench directly from the DeWalt website. They have a wide selection of spare parts available as well.
- Walmart: Walmart is another good option for buying a DeWalt DC840 impact wrench. They often have competitive prices and a wide selection of spare parts.
- Amazon: Amazon is a great place to find DeWalt DC840 impact wrenches and spare parts. They have a huge selection of products and often have the best prices.
- Best Buy: Best Buy is a good option if you're looking for a DeWalt DC840 impact wrench in-store. They also have a selection of spare parts available.
- Lowes: Lowes is another good option for buying a DeWalt DC840 impact wrench in-store. They also have a selection of spare parts available.
- eBay: eBay is a great place to find used or refurbished DeWalt DC840 impact wrenches and spare parts. You can often find deals on eBay, but be sure to do your research before you buy.
Please note that availability may vary depending on your location.
DeWalt DC840 Problems and Solutions
some common issues and solutions for the DeWalt DC840 impact wrench, as advised by experts:
- The impact wrench does not work.
- Check if the battery is inserted correctly and is fully charged. If the battery is not the issue, try using a different battery.
- If the impact wrench still does not work, check the trigger switch. If the switch is damaged, it will need to be replaced.
- If the trigger switch is not the issue, the impact wrench may have a internal problem. In this case, you will need to contact DeWalt customer service for further assistance.
- The impact wrench makes a loud noise.
- This could be a sign of a bearing problem. To check, remove the battery and spin the chuck by hand. If you feel any resistance or hear any noise, the bearing may need to be replaced.
- If the noise is coming from the motor, it may be a sign of a more serious problem. In this case, you will need to contact DeWalt customer service for further assistance.
- The impact wrench slips.
- This could be a sign that the chuck is not tightened properly. To tighten the chuck, turn the chuck adjustment knob clockwise until it is snug.
- If the chuck is tightened properly and the impact wrench is still slipping, the socket may be damaged. In this case, you will need to replace the socket.
- If the socket is not damaged, the impact wrench may have a internal problem. In this case, you will need to contact DeWalt customer service for further assistance.
Here are some additional tips to help you troubleshoot your DeWalt DC840 impact wrench:
- Clean the impact wrench regularly. This will help to prevent dirt and debris from building up and causing problems.
- Store the impact wrench in a cool, dry place. This will help to extend the life of the tool.
- Do not overload the impact wrench. This can damage the tool and void the warranty.
- Use the correct accessories for the job. Using the wrong accessories can also damage the tool.
If you have followed all of these troubleshooting tips and your impact wrench is still not working properly, you should contact DeWalt customer service for further assistance.
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