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  1. T

    MAC hub motor: How does it sound when the clutch is slipping?

    My new MAC hub motor works like a charm when under light load, it uses low current and should not be a hall/phase lead combo issue. My question is what kind of sound comes from the clutch if it is failing? Is it silent or does it make a squeeking sound? Here is the sound when adding just a...
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    MAC hub motor: video clip, is something loose in there?

    I had another thread where helpful forum members helped me through the famous hall sensor/phase leads combo hell. But now I think the problem has been some mechanical problems from the start. Running unloaded, the motor draws a few amps. But there is something loose in there. Are there any...
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    very strange hall/magnet problem with new MAC hub motor..

    Hi, there Gurus! I bought a MAC rear hub motor from EM3EV and have been struggeling with phase wires and hall wires in all combination for days. The motor will run smoothly, but when under a certain load, more than like 5 amps, it will stop after a squeeking noise. Then I discovered something...
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