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Dewalt DCF885 Motor Assembly Replacement

Introduction

If your Dewalt 20V Impact Driver (model DCF885) doesn’t work, or it has little power even though the battery is fully charged, use this guide to replace the motor assembly.

The motor assembly uses battery power to spin the chuck. A faulty motor will cause the Impact Driver to not work, have little power, or produce smoke when it’s being used.

Before using this guide, use this troubleshooting guide to make sure that the motor is the faulty part. Be sure that the battery is removed before fixing the Impact Driver.

What you need

  1. Dewalt DCF885 Motor Assembly Replacement, Battery: step 1, image 1 of 1

    • Press the battery release button at the top of the battery.

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  2. Dewalt DCF885 Motor Assembly Replacement: step 2, image 1 of 1

    • Pull the battery away from the tool.

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  4. Dewalt DCF885 Motor Assembly Replacement, Motor Assembly: step 3, image 1 of 1

    • Remove the eight 18 mm Torx Security #10 screws.

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  5. Dewalt DCF885 Motor Assembly Replacement: step 4, image 1 of 1

    • Separate the two halves of the outer case. Set the empty side down and out of the way.

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  6. Dewalt DCF885 Motor Assembly Replacement: step 5, image 1 of 1

    • Disconnect the connector from the motor assembly.

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  7. Dewalt DCF885 Motor Assembly Replacement: step 6, image 1 of 1

    • Pull the motor away from the brush assembly.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

One other person completed this guide.

One Comment

That's not the motor assembly. That's the Gearbox. The motor and brush assembly are together in the rear of the drill.

John B - Reply

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