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  1. R

    sound of small knocks when I accelerate

    I was measuring the diameter and the rim does not seem to be hit, then I tried to put the cap on and I noticed that in part where the core hits with the magnets there is a small unevenness
  2. R

    sound of small knocks when I accelerate

    I already measured it and it's perfect... i think i will never find out the problem 😥
  3. R

    sound of small knocks when I accelerate

    I already changed them and the noise continues
  4. R

    sound of small knocks when I accelerate

    this is the video link with the problem 4WGkts9_XLg
  5. R

    sound of small knocks when I accelerate

    I have an electric racing motorcycle, with 2 lithium batteries of 72v x 35ah in parallel, the controller is Yuyangking YKZ120150fb 3 speed, the Motor is YUMAmotor 3000w 17 inch. later I will post more details, photos and videos of the problem
  6. R

    sound of small knocks when I accelerate

    Hello everyone, I have a 17-inch 3000w Brushless motor that makes a sound of small knocks when I accelerate, in the magnets there is a 10 cm area that you can see that the core hits with the magnets ... Does anyone know what could be the problem? I already changed the bearings and the problem...
  7. R

    sound of small knocks when I accelerate

    I thank everyone who answered me, but I asked in the wrong part of the forum, I have an electric motorcycle not an electric bike, excuse me 🤦🏻‍♂️
  8. R

    sound of small knocks when I accelerate

    When the wheel is in the air, a blow is felt only when I change the gear, when I test it on the ground in 1st gear it hits for x km / h and then it stops doing it, then when I change the gear it continues to hit without stopping, the The last test I did was to try to accelerate as slow as...
  9. R

    sound of small knocks when I accelerate

    it happens to me when I accelerate abruptly and when I change gears
  10. R

    sound of small knocks when I accelerate

    Hello everyone, I have a 17-inch 3000w Brushless motor that makes a sound of small knocks when I accelerate, in the magnets there is a 10 cm area that you can see that the core hits with the magnets ... Does anyone know what could be the problem? I already changed the bearings and the problem...
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