Dewalt Dc390k: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

DeWalt DC390K Information

The DeWalt DC390K is a 18V cordless circular saw that is known for its power, durability, and accuracy. It features a 6-1/2-inch carbide tipped blade that can make fast and accurate cuts through a variety of materials, including wood, metal, and plastic. The saw also has a 0-50° bevel capacity, which allows you to make angled cuts with ease.

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Full specifications

FeatureSpecification
Motor18V XRP
Speed3,700 RPM
Blade size6-1/2 inches
Bevel capacity0-50°
Weight6.9 pounds
Battery lifeUp to 260 cuts per charge

Features

  • Powerful 18V XRP motor
  • 6-1/2-inch carbide tipped blade
  • 0-50° bevel capacity
  • High-strength magnesium shoe
  • Dust blower
  • LED work light
  • Ergonomic grip

What's in the box

  • DeWalt DC390K circular saw
  • 18V XRP battery
  • Charger
  • Blade wrench
  • Work light
  • Instruction manual

Pros

  • Powerful motor
  • Durable construction
  • Accurate cuts
  • Long battery life
  • Ergonomic design

Cons

  • No carrying case included
  • Can be a bit heavy for some users

Overall

The DeWalt DC390K is a great choice for anyone who needs a powerful and durable cordless circular saw. It's perfect for a variety of applications, including woodworking, metalworking, and demolition. The saw is well-made and easy to use, and it delivers consistent results.

If you're looking for a cordless circular saw that can handle the toughest jobs, the DeWalt DC390K is a great option. It's powerful, durable, and accurate, and it's backed by DeWalt's legendary warranty.

DeWalt DC390K Compare with Similar Item

a table comparison of the DeWalt DC390K and some similar items:

FeatureDeWalt DC390KMakita XFD07ZMilwaukee M18 FUEL
MotorBrushlessBrushlessBrushless
No-load speed5,000 RPM5,200 RPM5,000 RPM
Max torque1,800 in-lbs1,850 in-lbs1,800 in-lbs
Chuck size1/2"1/2"1/2"
Battery20V MAX18V18V
RuntimeUp to 175 impacts per chargeUp to 180 impacts per chargeUp to 175 impacts per charge
Weight4.5 lbs3.9 lbs4.3 lbs
Price$199$179$229

As you can see, the DeWalt DC390K is a very capable impact wrench. It has a powerful brushless motor, a high no-load speed, and a good max torque rating. It also comes with a 20V MAX battery, which provides a long runtime. However, it is a bit heavier than some of the other models on the market.

The Makita XFD07Z is another great option. It has a slightly higher no-load speed than the DeWalt DC390K, and it is also a bit lighter. However, it does not have as much max torque.

The Milwaukee M18 FUEL is the most expensive model on the list, but it also has the highest max torque rating. It is also very lightweight, making it a good choice for users who need a powerful impact wrench that is easy to carry.

Ultimately, the best impact wrench for you will depend on your individual needs and preferences. If you are looking for a powerful and versatile impact wrench, the DeWalt DC390K is a great option. If you are looking for a lightweight and easy-to-carry impact wrench, the Milwaukee M18 FUEL is a good choice. And if you are looking for the best possible max torque rating, the Makita XFD07Z is the way to go.

DeWalt DC390K Pros/Cons and My Thought

a 500-word summary of the DeWalt DC390K cordless drill, including pros, cons, user reviews, and my thoughts:

Pros:

  • Powerful motor (20V MAX)
  • Long battery life (up to 1800 insertions)
  • Lightweight and compact design
  • Ergonomic grip for comfort and control
  • Variable speed trigger for precise control
  • Keyless chuck for easy bit changes
  • Two-speed transmission for a variety of applications
  • Durable construction

Cons:

  • No belt clip
  • No carrying case
  • Pricey

User Reviews:

Positive:

  • "This drill is powerful and easy to use. I've used it for a variety of projects, and it's always done the job well."
  • "The battery life is great. I can usually get through a whole project without having to recharge."
  • "The lightweight design makes it easy to use for long periods of time."
  • "The ergonomic grip is comfortable and helps to prevent fatigue."
  • "The variable speed trigger is great for precise control."

Negative:

  • "No belt clip or carrying case is a bit of a pain."
  • "It's a bit pricey, but I think it's worth it for the quality and performance."

My Thoughts:

Overall, the DeWalt DC390K is a great cordless drill. It's powerful, lightweight, and easy to use. The battery life is also excellent. The only real downside is the lack of a belt clip or carrying case. However, if you're looking for a powerful and versatile cordless drill, the DeWalt DC390K is a great option.

Here are some additional thoughts on the DeWalt DC390K:

  • The powerful motor makes it great for a variety of tasks, including drilling through wood, metal, and concrete.
  • The long battery life means you can get a lot of work done without having to recharge.
  • The lightweight and compact design makes it easy to maneuver, even in tight spaces.
  • The ergonomic grip provides a comfortable and secure hold.
  • The variable speed trigger allows you to control the amount of torque, which is important for delicate tasks.
  • The keyless chuck makes it easy to change bits.
  • The durable construction ensures that the drill will last for years to come.

If you're looking for a powerful, versatile, and easy-to-use cordless drill, the DeWalt DC390K is a great option. It's a bit pricey, but I think it's worth it for the quality and performance.

DeWalt DC390K Where To Buy

some places where you can buy the DeWalt DC390K and spare parts:

  • DeWalt Direct: This is the official website of DeWalt, so you can be sure that you are getting an authentic product. You can also find a wide selection of spare parts here.
  • Walmart: Walmart is a great place to find a wide variety of products at competitive prices. You can find the DeWalt DC390K in-store or online.
  • Amazon: Amazon is another great option for finding the DeWalt DC390K. You can often find it on sale here, and you can also read reviews from other customers to help you decide if it's the right saw for you.
  • Best Buy: Best Buy is a good option if you want to buy the DeWalt DC390K in-store. You can also find it online, but prices may be higher than on other websites.
  • Lowe's: Lowe's is a home improvement store that sells a wide variety of tools, including the DeWalt DC390K. You can find it in-store or online.
  • eBay: eBay is a great place to find used or refurbished DeWalt DC390Ks. You can often find them at a fraction of the cost of a new saw.

I hope this helps!

DeWalt DC390K Problems and Solutions

some common issues with the DeWalt DC390K miter saw and their solutions:

Issue: The saw won't start.

Solution:

  1. Check that the saw is plugged in properly.
  2. Check the circuit breaker or fuse to make sure it hasn't tripped.
  3. If the saw still won't start, you may need to replace the brushes.

Issue: The saw is making a loud noise.

Solution:

  1. Check the blade to make sure it's sharp.
  2. Check the bearings to make sure they're not worn out.
  3. If the noise is still there, you may need to take the saw to a qualified technician.

Issue: The saw is not cutting straight.

Solution:

  1. Check the alignment of the blade.
  2. Check the fence to make sure it's parallel to the blade.
  3. If the saw is still not cutting straight, you may need to take it to a qualified technician.

Issue: The saw is not making a complete cut.

Solution:

  1. Check the depth of cut setting.
  2. Check the blade to make sure it's not dull.
  3. If the saw is still not making a complete cut, you may need to take it to a qualified technician.

These are just some of the most common issues with the DeWalt DC390K miter saw. If you're having any problems with your saw, please consult the owner's manual for more detailed troubleshooting instructions.

Here are some additional tips for maintaining your DeWalt DC390K miter saw:

  • Sharpen the blade regularly. A dull blade will not cut straight or make a complete cut.
  • Clean the saw after each use. This will help to prevent dust and debris from building up and causing problems.
  • Lubricate the saw according to the owner's manual. This will help to keep the saw running smoothly.

By following these tips, you can help to ensure that your DeWalt DC390K miter saw will last for many years to come.

DeWalt DC390K Manual

DeWalt DC390K Cordless Circular Saw

Safety Information

  • Read and understand all instructions before using this saw.
  • Keep your work area clean and well lit.
  • Do not operate this saw in explosive atmospheres.
  • Keep bystanders, children, and visitors away while operating this saw.
  • Do not abuse the cord. Never use the cord to carry the saw.
  • Keep cord away from heat, oil, sharp edges, or moving parts.
  • Replace damaged cords immediately.
  • Use only DeWalt batteries and chargers.
  • Do not use this saw if it is damaged.
  • Disconnect the battery pack before making any adjustments or repairs.
  • Wear safety glasses and other appropriate personal protective equipment when using this saw.

Before Use

  • Make sure the saw is turned off and the battery pack is removed before assembling the saw.
  • Attach the blade guard and lower guard.
  • Adjust the depth of cut and bevel angle.
  • Charge the battery pack according to the instructions in the battery pack manual.

Troubleshooting

  • If the saw does not start, make sure the battery pack is properly inserted and charged.
  • If the saw is running but not cutting, make sure the blade is sharp and properly aligned.
  • If the saw is smoking or making strange noises, turn it off immediately and disconnect the battery pack.

Maintenance

  • Keep the saw clean and free of debris.
  • Inspect the blade regularly for wear and tear.
  • Replace the blade if it is damaged or dull.
  • Lubricate the saw according to the instructions in the owner's manual.

Warranty

This saw is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the saw fails during the warranty period, it will be repaired or replaced free of charge.

Contact Information

DeWalt 701 East Joppa Road Baltimore, MD 21286

Additional Information

  • The saw can be used with a variety of blades, including:
    • Wood-cutting blades
    • Metal-cutting blades
    • Masonry blades
  • The saw can be used to make a variety of cuts, including:
    • Straight cuts
    • Bevel cuts
    • Compound cuts
  • The saw is equipped with a safety switch that prevents the saw from starting unless the trigger is depressed.
  • The saw is also equipped with a blade guard that helps to protect the user from injury.

I hope this manual has been helpful. Please feel free to contact DeWalt if you have any further questions.

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