OKODOKO Carbon Brushes - CB440
Best current price£9.99from B&Q
Best offers
Shopping.co.uk recommended and popular offers
B&Q£9.99Visit shop B&Q - 2Pc Carbon Brushes For Makita Cb440 Dtd146 Dhp456 Dhp458 Dhp482 Dtw251 Bhp451 Bhp452
Visit shopB&Q£9.99Visit shop One Offer
1 offer from £9.99
View price history by clicking the chart icon.
B&QB&Q - 2Pc Carbon Brushes For Makita Cb440 Dtd146 Dhp456 Dhp458 Dhp482 Dtw251 Bhp451 Bhp452
Free delivery in 1–3 days
£9.99
Visit shop
Product Information
Full details
These OKODOKO Carbon Brushes (CB440) are designed for owners of compatible Makita power tools seeking to restore or maintain optimal motor performance. They offer a key benefit of ensuring efficient power transfer for consistent operation, but a potential caveat is that installation requires basic mechanical familiarity. This guide covers their features, benefits, and practical usage for tool owners.
All features
| Model Part Number | CB440 |
|---|---|
| Brand | OKODOKO |
Extended Product Information
FAQs
How often should I replace carbon brushes?
The replacement frequency depends on usage. Carbon brushes are wear items. Inspect them regularly, typically every 6-12 months depending on tool use, and replace them when they are visibly worn down to about half their original length or start causing performance issues.
Can I use these brushes on other brands of tools?
These OKODOKO carbon brushes are specifically designed for the listed Makita models. Using them on other brands or models may not fit correctly and could damage the tool or the brushes.
What are the signs that my carbon brushes need replacing?
Common signs include a decrease in tool power or speed, intermittent operation, excessive sparking from the motor, or a humming noise from the motor. The tool may also stop working altogether.
Are these brushes difficult to install?
Installation is generally straightforward and requires basic mechanical skills. Most users can replace them by following the steps provided in the setup section. However, if you are unsure, consult a professional.
How do I know if I have the right brushes for my tool?
Ensure your tool's model number is listed in the compatibility section of this guide. The part number CB440 also refers to the specific type of brush.
Will replacing carbon brushes improve my tool's performance?
Yes, worn carbon brushes are a common cause of reduced performance. Replacing them with new, high-quality brushes like these OKODOKO ones can restore the tool's original power and efficiency.
Troubleshooting
Tool does not power on after replacement.
Ensure the tool is properly plugged in. Double-check that the new carbon brushes are correctly seated and making firm contact with the motor's commutator. Verify that the brush caps are securely tightened.
Tool operates with reduced power or speed.
Confirm the carbon brushes are the correct model for your tool. Ensure they are properly installed and making consistent contact. Check the tool's motor for any other potential issues like debris buildup on the commutator.
Excessive sparking from the motor housing.
Some minor sparking can be normal, especially when new. However, significant or continuous sparking may indicate worn or damaged brushes, improper seating, or a damaged commutator. Re-check brush installation or consider if the commutator needs cleaning or repair.
Unusual noise during operation after replacement.
Ensure the carbon brushes are securely fitted and not loose. Check for any debris caught in the motor housing or around the brush contact points. Verify the brush caps are properly sealed.
Pros and Cons
Pros
- Enhances electrical conductivity for better motor performance.
- Durable construction extends the life of the brushes.
- Precise fit reduces noise and vibration during use.
- Directly compatible with a range of popular Makita tools.
- Facilitates easier tool maintenance and repair.
Cons
- Requires basic mechanical skill for installation.
- Wear is a natural process for carbon brushes; replacement will be necessary over time.
- Performance is dependent on the overall condition of the power tool.
Setup, Compatibility & Care Instructions
Compatibility: These OKODOKO Carbon Brushes are specifically designed for the following Makita models: CB440, DTD146, DHP456, DHP458, DHP482, DTW251, BHP451, and BHP452. Always verify your tool's model number before purchasing.
Setup (Replacement):
- Safety First: Ensure the power tool is unplugged from its power source.
- Access Brushes: Locate the brush holders on your tool. These are typically small caps on the side or rear of the motor housing.
- Remove Old Brushes: Use a screwdriver or appropriate tool to carefully remove the brush caps and extract the old carbon brushes. Note their orientation.
- Install New Brushes: Insert the new OKODOKO carbon brushes, ensuring they are seated correctly and oriented as the old ones were.
- Reassemble: Replace the brush caps securely.
- Test: Plug in the tool and test its operation.
Care: Carbon brushes are a consumable part. Inspect them periodically for wear. Clean any dust accumulation around the brush holders with a dry cloth or brush. Avoid exposing the brushes or tool motor to excessive moisture or dirt, which can accelerate wear and reduce performance.