Recent content by EXPERIMENTAL EV

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    Removing lvc on 48v controller.

    You need to bear in mind that that 2v drop is from float voltage and these are brand new panasonic sla's. Im not saying these sla's are in any way superior to lithiums. But they are not sagging below the lvc listed on the website for the controller. I am going to purchase lithiums once I get the...
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    Removing lvc on 48v controller.

    I have actually already had a look at those. The battery doesnt drop more than 2v and the motor only draws 3 amps. Do you know anyone on this forum that might be able to help?
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    Removing lvc on 48v controller.

    It is a homebuilt 9ah 48v sla panasonic pack. I dont mean to be rude but can someone please just tell me how to remove the lvc on the controller :roll:
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    Removing lvc on 48v controller.

    It does not have a bms and I'm just restarting the controller not touching the battery
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    Removing lvc on 48v controller.

    I will attach a video link to what it does if the charger is not plugged in. https://www.youtube.com/watch?v=8thCtsa9zto
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    Removing lvc on 48v controller.

    I believe they sent me the wrong one or there is a fault. I measured the battery voltage and when it goes below 53v it cuts off. If I spin it no load with the charger plugged in it stays running otherwise it only runs for about 3 second then dies.
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    Removing lvc on 48v controller.

    I am very confident opening it and soldering. I have already disasembled it twice while I was searching for the problem. I am very confident at soldering so that wont be a problem. Here are some pics.
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    Removing lvc on 48v controller.

    Hi there, I just found out the problem with my controller, the lvc is too high even though im using a 48v battery with a 48v controller. I was wondering if anyone could assist me in this daunting task to my noobish eyes. This is my controller...
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    Motor runs for a second then stops

    Im using a 48v 9ah battery pack, I have tested it and it only drops 1v so lvc is not a problem
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    Motor runs for a second then stops

    Im using the potentiometer because I thought it might be a throttle problem but have now tried multiple throttles and the same result
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    Motor runs for a second then stops

    Heres a video: https://youtu.be/8thCtsa9zto
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    Motor runs for a second then stops

    Is there a way to convert my controller to sensorless? Thanks
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    Motor runs for a second then stops

    If it is the halls, How would i go about correcting them?
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    Motor runs for a second then stops

    Hi there, I recently recieved a brushless motor from aliexpress and it runs for a second and then cuts out everytime and sometimes it just doesnt even run at all. the motor and controller I ordered are...
  15. E

    1500w 60kmh Optimistic?

    No one else? :(
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