Introduction
This guide will demonstrate how to replace the Brush Block Assembly on the Milwaukee Hex Impact Driver 2656-20. The First Two steps will cover disassembly of the drill. The tools required for this repair consists of a T-10 Torx Screwdriver and a Soft Plastic Pick. The repair is considered Difficult in difficulty and will take approximately 20 minuets.
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Squeeze the red buttons on the battery.
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While squeezing the red buttons, slide the battery forward and out to remove it from the device.
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Lay the impact driver on its side.
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Remove eight 16 mm and a single 19 mm screws using the T10 Torx Screwdriver.
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Separate the two halves by pulling up on the top half.
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Lay the top half to the side.
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Remove the two 6mm screws on the back of the brush card assembly using the T10 Torx screwdriver.
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The gear case is easily separated from the electric motor by gently pulling the two pieces apart.
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Insert the opening pick between one of the carbon brushes and the electric motor to help compress the spring.
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While compressing the spring slide that section of the brush block assembly over the bearing.
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The brush block assembly should easily slide over the bearing now, if it does not repeat the above process as needed for the other three carbon brushes.
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To reassemble your device, follow these instructions in reverse order.
