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Both trimmers seemed to be working well with normal battery discharge and would still power on before I plugged them in. I should note that the same charger was used both times, so maybe it’s frying something but I can’t think of what else it may be. If the trimmer is still not charging after checking the above issues, it could be a problem with the battery or charging circuitry. If you stand there for 20 minutes pushing in and out with the plug into your shaver, it will eventually gain enough charge.
I tested the motor and it was good (close to 0 ohm between poles), it also worked fine when supplied around 1.If it is providing the correct output when testing the output voltage (DMM Voltmeter leads connected to the plug connectors at the end of the cord that goes into the shaver) flex the cord where it leaves the adapter and check that the voltage remains constant.
Here’s a link to a video which shows how to replace the battery in a Braun BT3020 which I believe is a Type 5513 so it may be of some help.substantial task, the cutting parts will gradually wear out and your shave may become less close and comfortable. This well-known brand has a history for making consumer products that are both reliable and affordable, and they offer a range of products for every household. Or why not switch up your shave with a host of different shaver head attachments, with lifetime lasting precision that includes; a cleansing brush, beard trimmer and body groomer. I got the same problem : failed to turn on after charging and found out the issue: it's the supply barrel jack! About BraunBraun manufactures hair removal and hair care products, including dryers, straighteners, shavers, trimmers and epilators for men and women.