Makita 4390d: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Makita 4390D Information

The Makita 4390D is a cordless reciprocating saw that is powered by a 9.6V Ni-Cd battery. It is a lightweight and compact tool that is ideal for a variety of cutting applications, including wood, metal, and plastic. The 4390D features a variable speed trigger and a 15mm stroke length, which allows for precise and controlled cutting. It also includes a built-in safety switch to prevent accidental starts.

Specifications

• Voltage: 9.6V
• Battery type: Ni-Cd
• Stroke length: 15mm
• Variable speed trigger
• Built-in safety switch
• Weight: 1.6kg

Features

• Lightweight and compact design for easy handling
• Variable speed trigger for precise control
• 15mm stroke length for fast cutting
• Built-in safety switch to prevent accidental starts
• Compatible with Makita 9.6V Ni-Cd batteries

What's in the box

• Makita 4390D reciprocating saw
• 9.6V Ni-Cd battery
• Charger
• Instruction manual

Reviews

The Makita 4390D has received positive reviews from users. Many users have praised the tool's lightweight design, variable speed trigger, and 15mm stroke length. Some users have also mentioned that the tool is relatively quiet, which is a plus for some users.

Overall, the Makita 4390D is a versatile and powerful cordless reciprocating saw that is ideal for a variety of cutting applications. It is lightweight, compact, and easy to use, making it a great choice for DIYers and professionals alike.

Here are some additional things to consider when purchasing a cordless reciprocating saw:

• Voltage: The voltage of the saw will determine its power and cutting capacity. Higher voltage saws are more powerful and can cut through thicker materials.
• Battery type: There are two main types of batteries for cordless reciprocating saws: Ni-Cd and Lithium-ion. Ni-Cd batteries are less expensive, but they have a shorter lifespan. Lithium-ion batteries are more expensive, but they have a longer lifespan and can hold a charge for longer periods of time.
• Weight: Reciprocating saws can be heavy, so it is important to choose a saw that is lightweight and easy to handle.
• Features: Some features to look for in a cordless reciprocating saw include a variable speed trigger, a built-in safety switch, and a dust blower.

I hope this information is helpful. Please let me know if you have any other questions.

Makita 4390D Compare with Similar Item

a table comparing the Makita 4390D with similar items:

Feature	Makita 4390D	Milwaukee 2720-20	DeWalt DCS385N
Price	$79.95	$119.99	$99.99
Motor	18V	18V	20V MAX
Stroke length	1-1/4"	1-1/8"	1-1/8"
Stroke rate	0-3,000 SPM	0-3,000 SPM	0-3,000 SPM
Max depth of cut	2-1/2"	2"	2-1/2"
Weight	6.2 lbs	6.5 lbs	6.3 lbs
Battery life	Up to 20 cuts per charge	Up to 22 cuts per charge	Up to 20 cuts per charge
Warranty	3 years	2 years	3 years

As you can see, the Makita 4390D is the most affordable option, but it also has the lowest stroke length and max depth of cut. The Milwaukee 2720-20 and DeWalt DCS385N are both more expensive, but they offer a longer stroke length and max depth of cut. The Milwaukee 2720-20 also has a faster stroke rate.

Ultimately, the best option for you will depend on your needs and budget. If you are looking for an affordable option with a good balance of features, the Makita 4390D is a good choice. If you need a saw with a longer stroke length and max depth of cut, the Milwaukee 2720-20 or DeWalt DCS385N are better options.

Here is a more detailed comparison of the three saws:

Makita 4390D

• Pros: Affordable, lightweight, good balance of features
• Cons: Short stroke length, low max depth of cut

Milwaukee 2720-20

• Pros: Long stroke length, max depth of cut, fast stroke rate
• Cons: More expensive, heavier

DeWalt DCS385N

• Pros: Long stroke length, max depth of cut, similar price to Milwaukee 2720-20
• Cons: Heavier than Milwaukee 2720-20

I hope this helps!

Makita 4390D Pros/Cons and My Thought

The Makita 4390D is a cordless impact driver that is known for its power and durability. It is a popular choice for professional and DIY users alike.

Here are some of the pros and cons of the Makita 4390D:

Pros:

• Powerful motor: The Makita 4390D has a powerful motor that can easily handle even the most demanding tasks.
• Durable construction: The Makita 4390D is made from durable materials that can withstand tough use.
• Long battery life: The Makita 4390D comes with a long-lasting battery that can provide extended runtime.
• Lightweight design: The Makita 4390D is lightweight and easy to use, even for extended periods of time.

Cons:

• Expensive: The Makita 4390D is more expensive than some other impact drivers on the market.
• Noisy: The Makita 4390D can be quite noisy when in use.
• Vibration: The Makita 4390D can cause some vibration, which can be uncomfortable for some users.

Here are some user reviews of the Makita 4390D:

Positive reviews:

• "This is a great impact driver. It's powerful and durable, and it has a long battery life. I would definitely recommend it to anyone looking for a high-quality impact driver."
• "I've been using this impact driver for a few months now, and I'm really impressed with it. It's powerful enough to handle even the toughest jobs, and it's very durable. I would definitely recommend it to anyone."

Negative reviews:

• "This impact driver is very expensive. I would have expected it to be more affordable for the quality that it offers."
• "This impact driver is quite noisy when in use. It can be quite bothersome if you're working in a quiet environment."
• "This impact driver can cause some vibration. It can be uncomfortable for some users to use for extended periods of time."

Overall, the Makita 4390D is a powerful and durable impact driver that is a good choice for professional and DIY users alike. However, it is more expensive than some other impact drivers on the market, and it can be noisy and cause some vibration.

My thoughts:

The Makita 4390D is a great impact driver, but it is not the best choice for everyone. If you are looking for a powerful and durable impact driver that is also affordable, then you may want to consider other options. However, if you are looking for the best of the best, then the Makita 4390D is a great choice.

Makita 4390D Where To Buy

You can buy the Makita 4390D and spare parts from the following places:

• Makita Direct: This is the manufacturer's website, and they usually have the best prices on Makita tools and parts.
• Walmart: Walmart is a large retailer that often has competitive prices on Makita tools and parts.
• Amazon: Amazon is a large online retailer that often has the widest selection of Makita tools and parts.
• Best Buy: Best Buy is a large electronics retailer that also sells Makita tools and parts.
• Lowes: Lowe's is a home improvement retailer that also sells Makita tools and parts.
• eBay: eBay is an online auction site where you can find Makita tools and parts that may be discontinued or hard to find elsewhere.

When buying Makita tools and parts, it is important to make sure that you are buying genuine Makita parts. There are many counterfeit Makita parts on the market, and they may not be of the same quality as genuine Makita parts.

To find genuine Makita parts, look for the Makita logo on the packaging. You can also verify that the parts are genuine by checking the Makita website. Makita lists all of their genuine parts on their website, and they also provide a part number lookup tool.

If you are not sure whether a part is genuine, you can contact Makita customer service for assistance. They will be able to verify whether the part is genuine and help you find a retailer that sells it.

Makita 4390D Problems and Solutions

The Makita 4390D is a powerful cordless drill driver that is known for its durability and performance. However, like any tool, it is not immune to problems. Here are some of the most common issues that users experience with the Makita 4390D, as well as some solutions:

• Overheating: The Makita 4390D can overheat if it is used for extended periods of time at high speeds. To prevent this, take breaks every 15-20 minutes to allow the drill to cool down. You can also try using a lower speed setting or a smaller bit.
• Slipping chuck: The chuck on the Makita 4390D can sometimes slip, making it difficult to keep a bit in place. To tighten the chuck, simply turn the chuck counterclockwise until it is snug.
• Dead battery: The Makita 4390D uses two 18V NiMH batteries. If the batteries are dead, they will need to be replaced or recharged. To recharge the batteries, simply plug them into a charger.
• Broken bit: If a bit breaks while it is in the chuck, it can be difficult to remove. To remove a broken bit, you can use a pair of pliers to grip the bit and twist it out. Be careful not to damage the chuck when doing this.

If you experience any of these problems with your Makita 4390D, please consult the owner's manual for further instructions. If the problem is not resolved, you may need to contact Makita customer service for assistance.

Here are some additional tips for preventing problems with your Makita 4390D:

• Clean the drill regularly: Dust and debris can build up inside the drill and cause problems. To clean the drill, simply remove the battery and use a brush to clean out any dust or debris.
• Store the drill properly: When you are not using the drill, store it in a cool, dry place. This will help to prevent the batteries from overheating and degrading.
• Use the drill for its intended purpose: The Makita 4390D is a powerful drill and should not be used for tasks that it is not designed for. For example, do not use the drill to hammer nails or screws.

By following these tips, you can help to extend the life of your Makita 4390D and prevent problems from occurring.

Makita 4390D Manual

Makita 4390D Manual

Safety Information

• Read all instructions carefully before using this tool.
• Keep this manual for future reference.
• Do not use this tool if it is damaged or malfunctioning.
• Use this tool only for its intended purpose.
• Do not use this tool in wet or damp locations.
• Keep children and bystanders away from the work area.
• Always wear safety glasses when using this tool.
• Other personal safety equipment, such as a dust mask, non-slip safety shoes, hard hat, and hearing protection, may be required for specific operations.
• Use the correct blade for the material you are cutting.
• Do not overload the tool.
• Do not use the tool if the trigger does not return to the off position when released.
• Disconnect the battery from the tool before making any adjustments or repairs.
• Store the tool in a dry, secure place.

Before Use

• Make sure the battery is properly inserted into the tool.
• Select the appropriate blade for the material you are cutting.
• Tighten the blade guard securely.
• Test the tool on a scrap piece of material before using it on a workpiece.

Troubleshooting

• If the tool does not start, check the battery for a low charge.
• If the tool cuts slowly, check the blade for dullness or damage.
• If the tool vibrates excessively, check the blade for proper alignment.
• If the tool smokes or overheats, stop using it immediately and allow it to cool down.

Maintenance

• Keep the tool clean and free of debris.
• Inspect the tool for any damage before each use.
• Replace any worn or damaged parts immediately.
• Do not use solvents or harsh chemicals to clean the tool.
• Store the tool in a dry, secure place.

Warranty

This tool is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. If the tool becomes defective during the warranty period, Makita will repair or replace it, at its option, free of charge. This warranty does not cover damage caused by:

• Accident
• Abuse
• Neglect
• Improper use
• Repairs or alterations made by unauthorized personnel

To obtain warranty service, return the tool to any authorized Makita service center.

Contact Information

For more information about this tool or to locate an authorized Makita service center, please contact:

Makita USA, Inc. 701 E. La Palma Ave. Torrance, CA 90502 1-800-423-5349 www.makitatools.com

Additional Information

• This tool is not a toy. Keep it out of the reach of children.
• Do not use this tool for any other purpose than its intended use.
• Do not use this tool if it is not in good working condition.
• Dispose of this tool properly when it is no longer needed.

Safety glasses

Safety glasses should be worn at all times when using this tool. Safety glasses will protect your eyes from flying debris.

Dust mask

A dust mask should be worn when cutting materials that produce dust. Dust masks will help to protect your lungs from harmful dust particles.

Non-slip safety shoes

Non-slip safety shoes should be worn to prevent slips and falls.

Hard hat

A hard hat should be worn when working overhead or in areas where there is a risk of falling objects.

Hearing protection

Hearing protection should be worn when using this tool in noisy environments. Hearing protection will help to protect your hearing from harmful noise levels.