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  1. C

    trouble with my bms

    Hi please could some one on here help with the issues I am having with my set up, I will try to explain the best I can the trouble I am having. When I start off from a standstill if and use to mutch throttle my bms shuts down when I disconnect the power and plug it back in it will work again if...
  2. C

    more power for climbing hills

    Hi I have a lifepo4 48 v 20 ah battery that I am more than happy with when it comes to speed I can get from it but I am having real trouble with some of the steep hilly roads I use, what I would like to know is would a biger battery help say a 72v 20ah or would it just give me more speed. What...
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    very baffaling battery question

    hi I need some help with this very baffaling battery question, I will start of by telling you I wanted to boost my battery power by adding another battery to my lifepo4 48v 20ah so I bought a 24v 20ah lithium battery to give me 72v 20ah of power I was using this combo with a 72v 60ah...
  4. C

    using lifepo4 with lipo

    hi simple question can I run a lifepo4 48v 20 battery with a lipo 22 v 16 ah battery to boost power in series .
  5. C

    new bms volt check

    hi I have just fitted a new bms to my battery as the other blew, iv done a single sell check and bellow is the volts of each sell I don't think it is working right as 3 of the sells are lower than the rest what do you think and what should I do as I am trying to sort out this battery through...
  6. C

    fitting new bms problems

    hi could some one please help me with the fitting of this new bms,the old bms that I am replacing just had the 2 wires coming from the battery and you used the wires for both charging and power the new bms when fitted has separate wires for the power and charging and iv sorted this out what I...
  7. C

    battery build help

    Hi I am at this point in time using a lifepo 4 48 w 20 ah battery and I would like to boost my battery power as I have a 72 v 60 ah controller that I am not using. I though of using turnigy lipo batteries but iv looked and I don't know what to use do you use a lot of small power batteries enough...
  8. C

    wiring up a key switch help please

    hi I want to use a key switch on my new ebike build but im not sure how to wire it up, if I wire up the natural from the battery permanent going to the controller and have the live going through the switch to the controller will that work and be safe any advice would be helpful chris
  9. C

    halo sas 24 in spoke size

    Hi could some one please tell me the spoke size I need to fit a cryistalite h 4080 hub to a halo sas 24 in rim and even better point me to some place that sell them. thanks chris
  10. C

    is this max speed im getting right ?

    Hi I have finaly got my e-bike up and running just wanted to know if the speed im getting is what I should expect or should I be getting more. Iv done some test runs on the flat and I am getting 20 mph top speed my set up is bellow can you tell me if its the speed I can expect or can I boost it...
  11. C

    Trouble fitting rear mesh to cryistalyte hub

    Hi I am having trouble fitting my rear mesh to my crystalyte hub, when I screw it on to the shaft all the way the edge of the mesh goes all the way to the hub and jams up so it wont freewheel has any one had the same trouble and what can I do to put this right any info would be just great, to...
  12. C

    controller question

    hi I have a a crystalyte 72v 60 ah controller that I want to use in the future, am I right in thinking that I have to use a battery with a max volt of 72 volts and total amps of up to 60 ah the cut out bottem limit is 55 volt on the controller.
  13. C

    qustion about using 2 batteries together

    Hi I have a lipo 4 48v 20 ah battery I am using and I want to increase the volts to 72volts so am I right in thinking I need a 24v 20 ah battery. What would happen if I used a 24v 10 ah battery would that give me a 72volt 15ah battery ect.
  14. C

    crystalyte hub motor going in reverse ?

    hi after having loads of trouble getting my e-bike up and running I at last have got it running but for some reason my hub motor is going in reverse can some one please tell me how to get it going in the correct direction info bellow as to what im using crystalyte h4080 motor ctystalyte...
  15. C

    crystalyte hub motor help

    hi iv got my threaded rear cassett stuck on my hub and it wont go one way or the other, what I want to know as I look at the cassett to loosen should I go clockwise or ante clockwise to get it off thanks chria
  16. C

    PLEASE HELP I AM COMPETELY STUCK

    Hi Please could some one help me with my e-bike build, I have a gt id 3 that I a have put on a crystallite 4080 hub motor and I am using a crystallite 72v 60a controller. The controller has a wire for the brakes (cut off) a throttle wire a apm display wire a battery wire also for the motor you...
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