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  1. rudivb

    Lekkie buzz bar self extractor 2.5 compatible with standard crank arms?

    Hey, I found a set of these locally for sale (new), I wonder if these fit with the standard bbshd crank arms, as I don't plan to buy the lekkie cranks. According to the ad they are version 2.5. https://lekkie.tech/product/buzz-bar-self-extractor-v2-5-set/
  2. rudivb

    1 Group has more voltage sag

    Hello, this is a Chamrider 52v37.7ah 14s13p battery with 18650 Samsung cells running a BBSHD. I noticed in the Bluetooth BMS that group 1 at rest often has 0.01V difference from the other groups. And as you can see in the video, group 1 has significantly more voltage sag than the other groups...
  3. rudivb

    Burned yellow butt splice connector

    I was troubleshooting my DIY BBSHD 52v bike running @33amp max. Came across these burned butt connectors on the main and I also take a small current for accessories from here. (This was not the main issue, but happy I came across it) Before I've always been using those heat shrink with solder...
  4. rudivb

    Jbd Bluetooth BMS, parameters overwhelming, help or a guide online?

    Hi, So I had battery problems and decided to get a new BMS. I'm happy that everything went well and have the JBD Bluetooth BMS up and running. The parameters are a bit overwhelming to me, so some help would be appreciated or if there is some sort of guide online? Anyway to get to the main...
  5. rudivb

    Noob replacing BMS question C-

    Hi sorry this might be a dumb question, but I'm very careful dealing with a battery and components. I bought a new (bluetooth) BMS, the BMS came with the wires pre-soldered to the board. 10AWG on the B- and 10AWG on C-, my old board has 2 wires to C-, 12AWG to the controller and 16AWG to the...
  6. rudivb

    Bafang BBSHD dies randomly, please help!

    Hello, thanks for reading and helping out, you can find the TLDR at the end. Some background information: - Delivery driver with Bafang BBSHD with pretty high mileage (30000+km, 2.5/3 years old) - Current battery Chamrider 52v36ah about 15000km (1 year old) - Have had minor issues in the past...
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