How to Change Carbon Brushes in Power Tools?

December 5, 2023 • Harry

To change your power tool carbon brush, in most cases you can easily access them behind carbon brush caps or a screwed plate which reveals the brush holder and the brushes in those holders.

Some brushes are held in place with coil springs that need to be lifted up with a screwdriver to release the tension and then you can pull the worn brush out.

Here's a useful video example of changing a carbon brush in a Erbauer ER2100 Router power tool:

The following is an image of a spring to help show you what it looks like:

Constant Tension Carbon Brush Spring

You can purchase replacement carbon brushes from us here, where we can get the perfect brush for your model of power tool.

About the author

Harry — Owner, Top Deals Online

Harry is the owner of Top Deals Online and the author of its workshop guides. He has spent more than 15 years in the spare parts trade, specialising in carbon brushes, following more than 32 years in retail — including DIY stores, power tool sales, and electrical goods.

Harry’s knowledge comes from the work itself: matching brushes to exact tool models, and sourcing and manufacturing brushes to his own specification through long-standing supplier relationships worldwide — all made to RoHS standard and meeting UK and EU requirements. That hands-on experience means he knows how a brush is formed, ground, measured, and wired, not just what a spec sheet says.

Over the years he’s tracked down discontinued and hard-to-find parts that customers couldn’t get anywhere else, for home users and commercial repairers alike. Top Deals Online runs from London on precise advice, fast delivery, and verified customer reviews.

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