Upgrading to KT controller

irvingoh999

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Joined
Dec 26, 2021
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Hi, I've recently upgraded my escooter's controller to a 18 Mosfet Bluetooth controller By Kunteng (KT) and also am using a KTLCD3. Everything is wired up properly, triple checked everything but the motor is spinning in the wrong direction and is drawing way too much current (20amps and above, tested using a clamp ampmeter).

I've also tried swapping the blue and green phase wires but the motor will not work after swapping those wires, makes a weird jamming noise. Any help will be appreciated, I've also tried changing some of the settings but the motor behaves the same way.
 
There are usually a pair of wires for "self learn" that you connect, then power on system (wheel off ground), wait for it to spin the motor the way you want, then power off and disconnect that pair.

If there isn't, and there is no setting to turn this on, then you'd need to try different phase wire combinations until it turns the direction you want it to.

Once you have that, then you change the three hall signal wires in different combinations until it runs normally, at low current offground, and normal current under load.
 
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