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This guide will take you step by step through how to open and dismantle the Braun Oral-B Professional Care Type electric toothbrush then repair it by replacing the internal rechargeable battery. The guide may also be applicable to similar models including the Type The type number of your brush is marked on the bottom of the handle. For other toothbrush models and type numbers the battery replacement procedure is slightly different so please see our other guides to toothbrush battery replacement instead. We have also created a short video from this guide to Braun Oral-B Type battery replacement on our YouTube channel, which you can also watch below.

4729 oral b

The device has to be opened and partly disassembled. The battery has to be unsoldered from the logic board and can then be replaced. Just above the lid there is the induction coil, so don't pull too much, or it could get damaged! Take the screwdriver or the plastic opening tool and go under the ring at the top of the gummed area. Be careful not to damage the gum under the ring, as it assures that no water gets inside! Then pull the center of the black metal connection of the pressure sensor slightly upwards until the hook holding it to the sensor comes loose. Now you have to desolder the sensor connection and both the connections to the red led at the top. And keep the soldering time short and remove the soldering iron as soon as the solder has become liquid, so there is no overheating risk! Now the connections to the motor have to be desoldered to take the battery casing of. Cancel: I did not complete this guide.

Question 1: Will charging be automatically terminated when the battery is filled, or will it bluntly charge for the fixed 4729 oral b hours. Thanks for your perfect manual, 4729 oral b. The housing holding the coil is broken on one side and being that it is highly sprung i think this caused the problem Is it fixable?

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Remove metal ring at the top of the case with a flat screwdriver spudger, pick or any thin flat tool will do. While doing this be careful not to puncture the elastic rubber underneath. The case can be opened and the contents removed by pressing the front of the toothbrush against a surface. The metal bracket that lies over the whole interior must be unclipped. Carefully remove the fine copper wires of the charging coil from the white plastic clip. Unsolder the front solder tab of the battery on the PCB. It is best to use fine tweezers on the edge of the solder taband heat the solder with the soldering iron at the same time. When the solder is liquifying, the solder tab can be bent open. The rear solder tab of the battery is difficult to unsolder because the white bracket above the board and the fine copper wires are in the way.

4729 oral b

Available languages. Previous Page. Next Page. Electric Toothbrush Braun D Page 2 Internet: www. Page 4 Netzkabel Schadstellen aufweist. Ein kompletter Ladevorgang dauert ca. Page 8 Periodically check the cord for damage.

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Added to Cart. If you have special requirements, you can choose the most suitable one. Levering against the charging base felt like it would break the base. They mention that it works great. The housing holding the coil is broken on one side and being that it is highly sprung i think this caused the problem Is it fixable? For the negative connection just heat the joint and press on the positive end of battery and it will pop out. Slide the battery carrier back on to the metal frame of the toothbrush, ensuring it clips into place. Ships from. While the solder is still molten push the battery in from the positive end so it starts to slide out of the plastic carrier. These heads fit and work correctly in both

This guide will take you step by step through how to open and dismantle the Braun Oral-B Professional Care Type electric toothbrush then repair it by replacing the internal rechargeable battery. The guide may also be applicable to similar models including the Type

The brush might need 10 seconds on charge to reset the internal electronics so that it recognises the new battery and will then allow you to pick up the toothbrush and switch it on. Top reviews from other countries. They will take up all of the 18 hours of charge so should have a long running time and life-span. Thanks for these very clear instructions! We have many tyles of toothbrush heads. I have changed the battery however the coil wires have come away and have broken. It also analyzed reviews to verify trustworthiness. Customers like the value, fit, and performance of the toothbrush head. A Denton. Open up the toothbrush handle and let the internals dry out for 24 hours in a warm place. You can return the item for any reason in new and unused condition: no shipping charges Learn more about free returns. Bend the positive tag over and solder it to the circuit board. I have two Oral-b Pro handles. Clip the button plate back on to the toothbrush frame.