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  1. M

    Battery won't charge

    So I'll try to check alla the wires again and then change the BMS. Thank you
  2. M

    Battery won't charge

    The charger output is 58.8V. So something else is wrong. Maybe the 15 wires are wrong connected?
  3. M

    Battery won't charge

    The charger I use
  4. M

    Battery won't charge

    this is the bms https://it.aliexpress.com/item/32823750783.html?spm=a2g0s.9042311.0.0.27424c4dV3d7nC. It has 15 wires.
  5. M

    Battery won't charge

    My BMS has only B-, C-. attach the schema I followed
  6. M

    Battery won't charge

    Hi, I connected the bms to the 14s battery and in output it shows 54 V. The cells charge is 3.89 on average. I connected the battery to the bike and the motor works, but when I try to charge the battery, it doesn't charge. The same battery charger works on other batteries. What could it be...
  7. M

    e-wheelbarrow connection to controller

    Now it WORKS!!! Thank you very much for the support eee291. I really appreciate your kindness.
  8. M

    e-wheelbarrow connection to controller

    I tried to connect the cables as you suggested eee291. The accelerator lights still don't turn on,but the wheel made a small movement by itself after I connected the positive with positive (red cable) and disconnected and reconnected to the orange (I don't know if it can be useful). I have a...
  9. M

    e-wheelbarrow connection to controller

    Hi, This is the scheme of the controller. I wait for your suggestions before connect/disconnect wires. Thank you!
  10. M

    e-wheelbarrow connection to controller

    Hi, I have a wheelbarrow with a 48v 350 watt motor. I have a 48v battery (that works with my ebike). There are 2 brakes and a 3-speed accelerator. I tried to connect the wires to the controller like the photos attached, but it doesn't work. What am I doing wrong? Someone can help me? this is...
  11. M

    Battery issue - Output battery different from BMS

    Thanks for all the advises. In a few days I will try all the tests. Thanks again. Mark
  12. M

    Battery issue - Output battery different from BMS

    3.89v is the lowest cell, the others are 4.1v Do you think I have do change the 3.89v cell?
  13. M

    Battery issue - Output battery different from BMS

    Hi, I've got a lion battery 14s 10p 48 v with a Signalab BMS, the battery full charged is 54.6v, but the output of the BMS on the motor supply cables is 41.8v. I replaced the BMS but the output is 41.8v, I Checked the battery from + to - and is 54.6v. When I charge the battery, the charger...
  14. M

    How to connect Ht 3525 motor to controller?

    Hi, I have a Crysalyte HT 3525 with the plug in attachment for power supply, I would like to buy this controller http://em3ev.com/store/index.php?route=product/product&path=41_38&product_id=82, but I don't know how can I connect to the motor. I have a 72 v Battery 22.6 ah. Accessories to...
  15. M

    36V Battery Not Charging

    Hi, I have a Lion battery 36V 10s 8p (2200 mah - 17.6 Ah) with a 36V charger. I connected the charger and it seems to work normally. It loaded all night, but the battery remained at 37,7V instead of going to 41V. I checked the voltage of the battery and indicates 37.7V. I checked the...
  16. M

    25A Controller 35Ah Battery

    Hi! thank you for all the explanations! Finally I understand. Have a nice day. Mark.
  17. M

    25A Controller 35Ah Battery

    Thank you for the answers. The battery is made with lion cells (2600 mah) I would like to know with a Bafang mid 750W 48v motor and a controller 25A, what is the maximum Ah that the battery can have? Now I have a 23.4 Ah battery and it last 2 hours without using the throttle. thx. Mark
  18. M

    25A Controller 35Ah Battery

    Hi, I would like to know if I can power a motor with a 25A controller (750W Bafang) with a 35Ah battery without burning the controller. Thanks. Mark
  19. M

    Bafang 1000W BB 100mm diameter?

    Hi, I saw in the em3ev site (http://em3ev.com/store/index.php?route=product/product&product_id=215), that they sell the Bafang 1000 watt with 100mm bottom bracket, but I don't understand the diameter. I already have a Bafang 750W and the bottom bracket diameter is 33,35mm. Is it the same of...
  20. M

    Bafang CST 500W Really Really Hot

    Thank you motomech. I appreciate your advices. Tomorrow I'll think I have the time to test wires. I'll let you know.
  21. M

    Bafang CST 500W Really Really Hot

    Thank you guys! @motomech I'm an ebike enthusiastic, and I want to provide all the info that people need to help me, but I'm not an expert so sometimes I forget to give all the derails. Don't be mad at me! I answer to your questions: Is this a hub install or a mid drive? -hub install Is...
  22. M

    Bafang CST 500W Really Really Hot

    Motor: 36V 500W Bafang cst Battery: 26Ah Controller: http://www.aliexpress.com/item/36V-48V-500W-12mosfets-electric-scooter-motor-controller/1351616109.html I did 3 km uphill to 8% and 3 times I had to stop because the engine was really hot. Then I went in the street to see if the air will...
  23. M

    Bafang CST 500W 48v to 36V

    I find the correct phase and hall sequence Phase Y -> Y B -> G G -> B Halls R -> R BLACK -> BLACK Y -> B B -> y G -> Thanks b8veh!!!
  24. M

    Bafang CST 500W 48v to 36V

    I invert the phase colors, now I't seems to work. It's possible that the motor works and spin right, but the phase are not correct? Because It seems like motor scratch in different phase connection. I don't wont to burn something!
  25. M

    Bafang CST 500W 48v to 36V

    Snap noise and spark happend everytime I try to connect the battery, but after 3 times I connect it without sparks. Now there is the sound of the motor :-) but the wheel don't spin... Do you know why?
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