Part Location Diagram of 14-46-2012 Milwaukee Carbon Brush Kit
See part 15 in the diagram
Replacing your Milwaukee Cordless Drill Carbon Brush Kit
( Grid squares measure 1x1 inch )

Carbon Brush Kit 14-46-2012

Manufactured by:
Milwaukee
ERP Number:
ERP10120878
Part Number:
14-46-2012
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(50 rated repairs) ?

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Product Description

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This is a genuine Milwaukee replacement part, it is sold individually. The Milwaukee 14-46-2012 Brush Card Assembly uses four brushes, whereas most power tools use two brushes. To replace this part you will need to release the spring tension on the brush then place the brush card in its proper position. Worn brushes frequently are the cause behind a motor running poorly. • Replacing brushes can fix a motor that's operating intermittently. • New brushes can restore a motor's electric braking. Carbon brushes are one of the most commonly replaced power tool parts. This is because carbon brushes are wear items, meaning that through friction and use they will gradually wear away until they need replacing. Worn brushes are a common causes of intermittent motor function, reduced electric braking and reduced motor power. A worn-out brush will often be worn down near to the wire lead and can be cracked, pitted, or burned. When replacing carbon brushes, be sure to inspect your armature for burns, cracks, or other damage which can indicate larger motor problems.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Milwaukee
This part works with the following products:
  • Cordless Drill
  • Impact Driver
  • Electric Drill

Videos For installing this part.

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Replacing your Carbon Brush Kit

Customer Part 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.

A Bit Difficult 

30 - 60 mins 

(50 rated repairs) ?
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Sorry, we couldn't find any existing installation instruction that matched.

I had two worn cordless Milwaukee hammer drills that nobody wanted to use anymore.

richard from sligo, Pennsylvania

22 of 22 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers
Parts Used:
14-46-2012
I decided to take a chance on installing new brushes. The work was tricky cutting and placing the wires from the old brushes. Stay calm, photo the drill as you tear it apart, cut the wires to match what you removed, solder the wires together, and put the drill back together in the exact reverse order.
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Drill would not power up due to old brushes

Jeffrey from San Carlos, California

11 of 11 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers
Parts Used:
14-46-2012
Followed the video instructions on ereplacementpart..com. Very accurate instructions.
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Drill stopped working. Opened rear cover discovered that one of the four brushes was not making contact.

Frank from Sandy Springs, Georgia

11 of 11 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
Remove rear and right side covers (you will have to remove armature remember how it was positioned ); carefully un solder brush wires from switch. I placed a cloth on the work bench to catch any dropped parts. One of the six pinion gears fell out . Without the safety cloth it could be difficult to find.
Re solder new wires from brus h card. Re assemble the drill.
Drill works great. $14.00 verses a new half inch Milwaukee Drill $250.00
Definitely worth fixing!
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Milwaukee drill ran intermittently

Steven from Wautoma, Wisconsin

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
https://www.youtube.com/watch?v=AUmqey7Lbx8

I followed the above video that explained how to replace the brush card. Thanks
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Impact driver had intermittent motor action

Nick from Fresno, California

4 of 4 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
Brushes worn.
Removed and replaced brush card after cleaning commutator and debris on permanent magnets, windings, etc..
Had to solder connections on trigger assembly and used emery cloth to clean commutator. Also used electrical parts cleaner on motor parts (rotor, stator, commutator after removal from housing) to remove dus t/debris (plenty of metal shavings from past jobs on magnets which required rags and compressed air to remove).
Pay close attention to order and orientation of parts during disassembly. Many items are notched and require specific alignment when reassembling.

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Brush assembly replacement.

Dale from Hillsdale, Illinois

4 of 4 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
Remove the back cover and the handle. Replace the brush card assembly. Reassembled and tested.
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Chuck Assembly was wobbling, Brush Card Assembly was bad it was smoking, added bit holder and belt hook

Jeremy from Springfield, Ohio

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Removed Chuck Assembly screw with screwdriver and put allen wrench in Chuck Assembly put drill in low gear smacked allen wrench with hammer Chuck Assembly came right off.
Removed back of drill for Brush Card Assembly then opened drill shell unsoldered two wires from trigger soldered in the two wires on the new Brush Card Assembly re assembled drill shell put new Chuck Assembly on in reverse order, added Belt Hook with one Pan Head Screw and bit holder with one Pan Head Screw.
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Drill would not function. Brushes were worn out

Lewis from Hoschton Ga, Georgia

3 of 3 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
14-46-2012
Watched the tutorial video while tackling the task and all worked perfect. The parts were correct, the video is very detailed and methodical and I LOVED IT!

https://www.youtube.com/watch?v=AUmqey7Lbx8
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Impact driver quit

Gerald from Hermon, Maine

2 of 2 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
1. Disassembled driver, side, front and back. Good videos online.
2. Removed old brush card by releasing the 4 keeper wires that keep pressure on the brushes.
3. Removed old soldered connections, cleaned up.
4. Soldered new brush connections and installed brush card, released keeper wires.
5. Re-assembled tool cas e, being careful to not pinch any wires. This took a couple of tries.
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Needed brushes

Igor from Los Angeles, California

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
14-46-2012
https://www.youtube.com/watch?v=AUmqey7Lbx8

The above is a link to a video that explains how to replace the Milwaukee brush card.
It was a great help to me.

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Model Cross Reference

This part works with the following models:
ERP Number: ERP10120878
Manufacturer Part Number: 14-46-2012
Brand Model Number Description
Milwaukee 2601-059 Electric Drill - 1/2" Compact Driver Drill
Milwaukee 2601-20 Electric Drill - 1/2" Compact Driver Drill
Milwaukee 2601-21 Cordless Drill - 1/2" Compact Driver Drill
Milwaukee 2601-22 Cordless Drill - Milwaukee 2601-22-(B28c) Parts
Milwaukee 2602-059 Cordless Drill - Milwaukee 2602-059-(D37a) Parts
Milwaukee 2602-20 Hammer Drill - M18 1/2&#34 Compact Hammer Drill
Milwaukee 2602-22 Hammer Drill - Milwaukee 2602-22-(C15a) Parts
Milwaukee 2602-22CT Cordless Drill - Milwaukee 2602-22ct-(C15d) Parts
Milwaukee 2602-22DC Cordless Drill - Milwaukee 2602-22dc-(C15a) Parts
Milwaukee 2650-20 Impact Driver - 18 Volt 1/4" Hex Impact Driver
Milwaukee 2650-21 Impact Driver - Impact Driver
Milwaukee 2650-22 Impact Driver - Impact Driver
Milwaukee 2651-20 Impact Driver - 18 Volt 3/8" Square Impact Driver
Milwaukee 2652-20 Impact Driver - 18 Volt 1/2" Square Impact Driver