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Recent content by Adrian_

  1. Adrian_

    Buying a Mid Drive motor from China to UK. Tax and carrier costs

    I bought a QS 273 from China about a month ago, I knew I was responsible for tax during sale which I was ok with. The motor was £402 plus £239 for FedEx 10 day delivery. The FedEx handled the tax side and they texted me a link where I can pay the tax right when it was ready for delivery. The...
  2. Adrian_

    Sabvoton SVMC72150M mysterious black, brown and yellow connector.

    I contacted the supplier and they told me its PAS. I purchased other Sabvoton controllers and the PAS wiring was always black, white and red which is pretty standard on most controllers. For some reason this controller was different.
  3. Adrian_

    Hey Peoples, I wanna built a E-bike on my own.

    What about using a slim stealth bomber frame as base? Modifying that seems much better than building one from scratch. The slim version is very familiar to the FUTR ebike. Here's a link to the frame...
  4. Adrian_

    Hey Peoples, I wanna built a E-bike on my own.

    Are you trying build a e-moto or an e-bike frame? You say e-bike and the frame in the picture has bottom bracket mount but you posted this in EScooters/EMotorcycles forum.
  5. Adrian_

    about to purchase a sabvoton 72150 controller and had some questions

    I believe when the app first came out, it was missing a lot of settings compared to the desktop app but last time I checked the mobile app had most of the settings (I believe it was missing settings related to cruise control but since your controller has display output, cruise control is not...
  6. Adrian_

    DIY ebike project advice

    Mid drive EEB frame has been done, I'm only aware of one thread but it required grinding down fins on the motor which is Bafang BBSHD to make it work, he's some pictures and build thread link: Enduro ebike frame documentation - Electricbike.com Ebike Forum
  7. Adrian_

    anyone remove an axle from a rear hub motor?

    Without a press, it's going to be extremely difficult and in my opinion not worth it. Have you considered going to a local mechanic shop and asking if they have a press that you can use or pay them to press the axle out for you? They typically have them for pressing out suspension bushings and...
  8. Adrian_

    Looking for info on controller for my Arrow 9 ebike

    I have seen controllers that use low voltage for brake sensors, typically ≤1 volt but from my experience they are not common, it's typically either ground or 12v. The easiest solution that I can think of is to use a low trigger relay to activate the brake lights, if you don't know what they are...
  9. Adrian_

    Need help identifying connectors and parts

    Those are "Julet" connectors, in your case a 3 pin Julet male/female connectors. You can order Julet PAS and Julet Throttles from AliExpress like those examples however the pinout might be different as there's no standard. You might need to cut them and swap wires around to get the correct pin...
  10. Adrian_

    about to purchase a sabvoton 72150 controller and had some questions

    You can get the cable from here: https://a.aliexpress.com/_mqsB3cc Regular USB cables don't appear to work. You also need to install drivers for Windows to detect the controller.
  11. Adrian_

    Looking for UKC1 display software.

    Please speak English as this is a primarily English speaking forum so we have to use Google Translate. But to answer your question, yes it's possible to update the display but the tools and software are currently not public. The USB port on the display has no data lines, only 5v positive and...
  12. Adrian_

    Battery bms repair

    The 48v is just nominal, all chargers are capable of outputting more. The max voltage depends on what chemistry the charger was designed for as different chemistries have slightly different voltage ranges, for example 48v lifepo4 battery will have higher max charge voltage (about 58v) compared...
  13. Adrian_

    Battery bms repair

    Maybe it's rated at 500 but can handle 750 peak? Sellers will often advertise motors with it's peak power not rated because it's a higher number and looks better on the paper.
  14. Adrian_

    Sabvoton SVMC072150 controller review, variable regen *PICS*

    That reply is 3 years old and the user was last online 3 year ago aswell. You'll have better luck creating a new thread with your issue.
  15. Adrian_

    Did a stupid: regen braking engaged when battery disconnected

    Probably, if it doesn't turn on then probably 3.3v and 5v regulators are blown which are required for the controller to turn on.
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