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  1. M

    Help! Replaced the controller and now the hub motor is making an odd noise

    Thanks again :). What else can I try to solve it? Self-learning I did several times. It turns either right or wrong direction. I also tried to set parameters in display like magnets and so on but no change to the noise and torque loss problem. It seems I have to try getting a original...
  2. M

    Help! Replaced the controller and now the hub motor is making an odd noise

    Thanks. I tested each sensor by using controller 5 V and GRND. I tested blk-yl blk-bl and blk-gr -> result: only green changes to 0 V at one position, other two stay at 5 V any position. I changed (controller/motor) green/green blue/blue to green/blue blue/green and tested again. Still only...
  3. M

    Help! Replaced the controller and now the hub motor is making an odd noise

    Thanks. So I just had luck that old qwic controller worked well without hall sensors connected :D? I just tried to run the motor with hall sensors connected. No change. It still has loss of torque on high PAS and start from zero and making that odd noise. Is there any chance to resolve that...
  4. M

    Help! Replaced the controller and now the hub motor is making an odd noise

    Hi guys, having the same problem here and in German ebike forum they can not help. After replacing broken controller/display of a Qwic 20" 2010 foldable rear hub motor to a brainpower together with S866 Display, I get the same problem. I did not connect hall sensors, because cables were cut...