Replacing Carbon Brushes - Makita HR3000C Instruction Manual

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1. Commutator
2. Insulating tip
3. Carbon brush
1. Screwdriver
2. Brush holder cover
1. Screwdriver
2. Brush holder cap

Replacing carbon brushes

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When the resin insulating tip inside the carbon brush is
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exposed to contact the commutator, it will automatically shut
off the motor. When this occurs, both carbon brushes should
be replaced. Keep the carbon brushes clean and free to slip
in the holders. Both carbon brushes should be replaced at
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the same time. Use only identical carbon brushes.
Use a screwdriver to remove the brush holder cover.
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Use a screwdriver to remove the brush holder caps. Take out
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the worn carbon brushes, insert the new ones and secure
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the brush holder caps.
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