Part Location Diagram of CB408 Makita Carbon Brush Set
See part 10 in the diagram
Replacing your Makita Angle Grinder Carbon Brush Set
( Grid squares measure 1x1 inch )

Carbon Brush Set CB408

Manufactured by:
Makita
ERP Number:
ERP10156657
Part Number:
CB408
Original Equipment Manufacturer ?
  Works with your model  TW0200!
In Stock
Delivers in 3-5 Business Days!

Easy 

15 - 30 mins 

(20 rated repairs) ?
  Works with your model   TW0200!

Product Description

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This #191938-1 (CB-408) Makita carbon brush set contains two individual carbon brushes with wire leads and brush springs attached. The set contains genuine Makita replacement parts, and comes packaged in a Makita retail box. This brush set will fit the Makita tools listed at the bottom of the page. • Worn brushes are often the cause of a poorly running motor • Replacing brushes can fix an intermittent motor • New brushes can restore a motor's electric braking Carbon motor brushes are one of the most commonly replaced power tool components. Because carbon brushes are wear items, meaning that through friction and use they will gradually wear away, they will eventually require replacement. Worn brushes are common causes of intermittent motor function, reduced electric braking, and reduced motor power. A worn out brush will often be worn down near the wire lead and may be cracked, pitted, or burned. When replacing carbon brushes, be sure to also inspect your armature for burns, cracks, or other damage which indicates a larger motor problem.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Makita
This part works with the following products:
  • Angle Grinder
  • Grinder
  • Screwdriver
  • Electric Drill
  • Planer Jointer
  • Router
  • Impact Driver
Part# CB408 replaces these:
191938-1, 195008-8, CB-408,

Videos For installing this part.

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Replacing your Carbon Brush Set
Replacing your Carbon Brush Set

Customer Part Reviews

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4.5
Average Rating (out of 5):
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(13 Reviews)
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Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy 

15 - 30 mins 

(20 rated repairs) ?
  • 1
  • 2
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Grinder was free. Just needed these parts

glenn from san diego, California

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
CB408, 224378-9, 193465-4
I removed the brush caps and installed the brushes. Then I put the inner and outer flanges on the spindle
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to much play in bearing and noise from being loose

frank from SANTEE, California

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
CB408, 941101-4, 210301-0, 210023-2
simple unscrew case wiggle apart
dismantle clips and use socket to pop out first bearing
use vise with 2 screw drivers holding underneath the bearings and with soft blow hammer

then re-assemble all
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Needed new brushes

Bonnie from Silsbee, Texas

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
CB408
Using a flat blade screw driver I removed the brush caps
Then removed the worn brushes from the brush holders
Installed the new brushes in the brush holders
Screwed on the brush caps
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Maintence

Bruce from Somers, New York

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
CB408
Using a flat head screwdriver, remove the brush caps, then remove the old brushes. You may want to blow out the brush holders and clean the edges of them so the brushes will slide easily. Then install the new brushes and replace the brush caps.
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Tool got flooded

Robert from Leominster, Massachusetts

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
CB408, 651285-7, 643922-7
1 test motor windings
2 test switch
3 clean motor armature
4 replace brushes holders
5 replace brushes
6 replace switch
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brushes worn

Billy from MARBLE FALLS, Texas

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
CB408, 422032-1, 152585-3
Carbon brushes had worn out. I have had this Makita for 15 years. I was easy to install by taking the screws on one side out, take the two screws for the brushes out and install the new ones.
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Overheated drive motor

Richard from Miami, Florida

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers, Wrench set
Parts Used:
CB408, 590025-7, 515791-5
Remove brushes
Remove outer case
Remove belt transmission with drum and armature
Unhook field and brushes connections
Pry field (melted into case)out of case
Prepare case where melted
Extract inner armature bearing
Install and connect field and brush terminals (spiral springs)
Remove drive b elt, remove drive pulley (LH threads)
Install drive pulley on new armature
Press into case
Install brushes
Install case
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Bad bearings, bad brushes, missing handle.

Okey from Casey, Illinois

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
CB408, 210025-8, 153489-2
1. Separated the case halves.
2. Removed the motor armature.
3. Removed the bearings from the armature.
4.Replaced the bearings on the armature.
5. Cleaned the brush housing by removing the brushes and using compressed air cleaned the brush housing and replaced the brushes.
6. Cleaned the inside of the housin gs and reassembled them.
7. Installed the missing grip.
8 Installed a new grind disk and tested.
9. Worked like a new one and the brushes did not spark a lot nor did the bearings vibrate and squeal.
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Remove brush access caps

Albert from Dedham, Maine

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
CB408
Remove caps and set in new brushes
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Was replacing the broken switch and thought to also replace the brushes as it is several years old

James from Reidsville, North Carolina

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
CB408, 650236-7, 643550-8
Simply removed the handle screws (4)...unplugged old switch, snapped in new... Put cover on with the same 4 screws, removed the caps over the brushes... Unsnapped old brushes, snapped in new...replaced caps.. Went back to using tool as normal. Easy fix.
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Model Cross Reference

This part works with the following models:
ERP Number: ERP10156657
Manufacturer Part Number: CB408
Brand Model Number Description
Makita 3703 Laminate Trimmer - 1/4" Laminate Trimmer
Makita 3707F Trimmer - Grass Trimmer
Makita 3707FC Laminate Trimmer - Fixed Base Laminate Trimmer
Makita 3708F Trimmer - Grass Trimmer
Makita 3708FC Laminate Trimmer - Tilt Base Laminate Trimmer
Makita 3709 Laminate Trimmer - Tilt Base 1/4" Laminate Trimmer with L.E.D. Light
Makita 3710 Trimmer - Grass Trimmer
Makita 3901 Biscuit Joiner - Plate Joiner
Makita 6812 Electric Drill - Drywall Screwdriver
Makita 6830 Electric Drill - Screwdriver
Makita 6832 Electric Drill - Screwdriver
Makita 6834 Electric Drill - Screwdriver
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Makita 6844 Electric Drill - Autofeed Screwdriver
Makita 6845 Screwdriver - Screwdriver
Makita 6845L Screwdriver - Screwdriver
Makita 6922NB Nibbler & Shears - Shear Wrench
Makita 6950 Impact Driver - Impact Driver
Makita 6951 Impact Driver - Impact Driver
Makita 6953 Impact Driver - Impact Wrench
Makita 9031 Sander Polisher - Belt Sander
Makita 9032 Sander Polisher - Belt Sander
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Makita 9503BH Angle Grinder - Grinder
Makita 9523NB Angle Grinder - Grinder
Makita 9523NBH Angle Grinder - Angle Grinder
Makita 9524NB Angle Grinder - Grinder
Makita 9525NBX Grinder - Grinder
Makita 9526PB Angle Grinder - Grinder
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