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Oral-B Black 7000 Battery Replacement

What you need

  1. Oral-B Black 7000 Battery Replacement, Induction Charging Coil: step 1, image 1 of 3 Oral-B Black 7000 Battery Replacement, Induction Charging Coil: step 1, image 2 of 3 Oral-B Black 7000 Battery Replacement, Induction Charging Coil: step 1, image 3 of 3
    • Use the charging station to remove the a small plastic plug from the end of the toothbrush by inserting the charging station into the end insert and twisting counter-clockwise by 90 degrees.

  2. Oral-B Black 7000 Battery Replacement: step 2, image 1 of 1
    • Remove the end cap from the bottom of the toothbrush by prying it off with a spudger.

  3. Oral-B Black 7000 Battery Replacement: step 3, image 1 of 1
    • Remove the top cap by using a spudger to pry the plastic ring off of the toothbrush frame.

  4. Oral-B Black 7000 Battery Replacement: step 4, image 1 of 2 Oral-B Black 7000 Battery Replacement: step 4, image 2 of 2
    • Use a spudger to loosen the two plastic tabs next to the induction coil that secure the internal assembly to the frame.

    • Push on the rotating head in order to pop the assembly out of the black plastic casing.

    • You can also use a spudger to leverage the assembly out, but this may break the copper wire connected to the induction coil, so be careful.

  5. Oral-B Black 7000 Battery Replacement: step 5, image 1 of 1
    Tool used on this step:
    Tweezers
    $4.99
    Buy
    • Unwrap the ends of the wires from the white plastic pegs using a pair of tweezers.

    • Each wire end is wrapped around the peg 3-4 times.

  6. Oral-B Black 7000 Battery Replacement: step 6, image 1 of 1
    • Melt the solder at the two pads on either side of the top of the motherboard. This will require a high heat soldering iron. Remove the wire from the solder pads using tweezers once the solder melts.

  7. Oral-B Black 7000 Battery Replacement: step 7, image 1 of 1
    • Remove the induction coil by pulling the plastic tabs out of their keepers.

    • A spudger can be used to remove the plastic tabs from their keepers if neccessary.

  8. Oral-B Black 7000 Battery Replacement, Battery: step 8, image 1 of 1
    • Remove the spring from the housing using a nylon spudger.

  9. Oral-B Black 7000 Battery Replacement: step 9, image 1 of 2 Oral-B Black 7000 Battery Replacement: step 9, image 2 of 2
    • Use a soldering iron to melt the solder pad at the top of the motherboard, which attaches a battery electrode to the board. Remove the electrode by pulling it through the plastic housing after it has been desoldered from the board.

    • Repeat with the two solder pads on either side of the motherboard just above the black diamond-shaped component. The electrode foils can be pulled through the board from the back after the solder is melted.

  10. Oral-B Black 7000 Battery Replacement: step 10, image 1 of 1
    • Use a metal spudger to pop the battery out of its casing. The electrodes will remain attached to the battery.

Conclusion

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

6 other people completed this guide.

Jonathan Bowyer

Member since: 11/06/17

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3 Guides authored

Team

IUPUI, Team S1-G1, Harley Fall 2017 Member of IUPUI, Team S1-G1, Harley Fall 2017

IUPUI-HARLEY-F17S1G1

3 Members

16 Guides authored

4 Comments

Wo bekommt man einen neuen AKU

Andreas

Andreas Kappos - Reply

Der sollte es sein. Er muss Lötfahnen haben! Miss die Länge nach, 42 oder 48 mm.

https://www.amazon.de/Ersatzakku-mit-Ein...

VauWeh -

What size battery do you need to replace this one?

pat-gray - Reply

Please check your device to be sure, but for me, it needed a battery of 48mm in length and 17mm in diameter. On top of that, it needs to have solder pads to make sure you can attach it properly.

Thijs -

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