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  1. S

    Sensors mystery - HELP

    Hi. This is my second brake sensors bought because I thought that first maybe won't work. https://a.aliexpress.com/_EyFhWnn I upgraded to KT controller. 48v battery. More about this upgraded here. The way which sensor working is that activate when you hang it to one side (where arrow show)...
  2. S

    Cut off voltage, KT, 48v - help

    Hi. Today I tested to see if the bike will shut off when pass bellow 40v. But not work like I imagined. I driven long at 0 bars. And one time just something happened between 38-40v. On display 0 bar start flashing and no power. But display worked. That is cut off? I turn off the battery and...
  3. S

    1T5 diagram

    Found solution. Pleaae delete
  4. S

    Looking for easier tire installation

    I have M bike, converted in E-bike. Current installed Cross King wired 26". The big problem I have is that when puncture a tire, I want change it myself (at field), but that is not possible. So, I no other options and calls home to someone pick up me with a car. Which is really frustrating. My...
  5. S

    6 punctures in 16 months, help!

    Hi guys. While I leave in village, I drove my bmx and othet bikes almost all my childhood, I can't remember when I puncture the tire. If there was, it was very rare. Now, when I bought this M bike (7.2022.), converted in E-bike, in 16 months I puncture REAR tire 6 times! Yes, I ride more than...
  6. S

    Connect KT controller with USB

    Hi. I assembled ebike with rear hub which bought in set. Now I ordered KT controller and display. I know that KT is different, and not compitable with many Bafang things, but instead that I change settings in KT display, can I change settings with Bafang usb programmed cable on PC/Android...
  7. S

    E-bike without rear disc mount

    Hi. I build my ebike started from forum here: https://endless-sphere.com/sphere/threads/help-me-build-e-bike-mtb.116704/page-4 It is more than 1 year and working fine, for now. I noticed that my rear rim start wear and create a little channel. So, before I destroy it, I want switch to...
  8. S

    Voltage meter install

    Hi. I have Bafang rear hub 500w, 48v, 17.5aH battery. Ordered voltage meter with two buttons and v/% messure. Where is the best place to install it (connect to power) and with minimal damage? If cuttting, then somewhere water not go in. -from display? -from battery jack? cut wire or push wire...
  9. S

    Rear Derailleur stuck in first gear

    Hi. After I changed new wheel with hub motor and cassette, rear shifter worked a while, then I stucked in first (climbing) gear. The shifter stuck? When remove HIGH lever, it moves, but when move LOW lever, it not moves, it is hard to move it. The cable is very tight. When remove chain by...
  10. S

    Help me build e-bike (mtb)

    Hi. I want build e-bike. I am around 60kg. My past bulild was e-skate and drone. Plan is bought E-bike KIT from Aliexpress, or Ebay, at first for using go to Job (44km), and others.. Plan: Type: Mtb Power: 350W-500W? Voltage: 36V Distance: around 40-44 km Speed: 30+ km/h Motor: Rear Hub...
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