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  1. J

    Alien Aurora battery leds PCB wiring help plz

    Hi, I was aware of your kind advice and explained why I have not yet obliged in that I have not yet found time to get to the bike and again dismantle. It is now usable as is - for now. But hey, if someone kindly offers a photo, would you prefer that I reject that offer?
  2. J

    Alien Aurora battery leds PCB wiring help plz

    Hi, Thankyou for your time, effort and empathy. Unfortunately these do not show the small pcc (circuit board) that the charging LED array are mounted - specifically the red and black wire connections. Kind Regards
  3. J

    Alien Aurora battery leds PCB wiring help plz

    Hi, Inside the battery pack, the red and black wires from the cells/RCA/Phono socket to the LED charging indicator PCB are detached & I need to know to which of the two places they solder - regarding correct polarity - please? Confusingly, one of the pcb holes connects with the LED cathode - and...
  4. J

    Fast4ward edge folding bike.24v Li-ion battery DIY repair options?

    error - wrong forum plz delete.....sorry
  5. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hello again, Why no notification of replies via email on this forum? Did I miss an option? I gave up waiting for a reply but nevertheless, tx for new advice. Apologies if I confused you D8. I really appreciate your consideration in helping. Connecting the battery after the short blew a 20A...
  6. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Seems like I have to go it alone nd will again attempt to remove a mosfet though I fear for the PCB.
  7. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hi, "If you've got two open FETs, that would prevent your controller from working, but I can't see how shorting an ignition wire would do that, and I'd expect the resistance to be much lower than 2 amps. " I think you need to revise that but thanks for responding. I know the first device is a...
  8. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hi D8 I bow to your superior and empirical knowledge but we seem to have hit an impasse here or I have lost the plot. Any further help would be really appreciated.
  9. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Thanks but.....Am I missing something? - please elaborate.The IEC C14 plug shows 2ohms between red & black wires from battery which becomes O/C when controller disconnected. The 2ohms can be traced to two mosfets. 2ohms across the battery will blow the fuse.
  10. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    YES, this one....... unfortunately the same......been there- they don't deal with them anymore.
  11. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Correction.Black & red ignition wires arrive at top & side of battery kettle plug. As there is a dead short between these it has to be a shorted controller & it seems to be the first 2 mosfets which I can't remove. Here is a photo of controller
  12. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hi again. Unfortunately, I forgot to mention that the Euro plug read as a dead short on the 2 outer slots. OC okay but SC is a worry. I can't locate a schematic. Are there a generic wiring diagrams that would assist?
  13. J

    E scooter performance info needed urgently please

    Hi, Apologies for my absence. I never expected any more than 15MPC (do we use MPC Miles Per Charge as an accepted abbreviation yes?) Seller wanted seller's fees deducted from any refund which incidentally he stated would not happen for 1 month as abroad. Ebay will not disclose if he...
  14. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hi, Chrs D8, I am cured. I trust it's not just a panacea. I am now one happy (but cold) bunny. I will be out there, when the permafrost melts and the water table lowers, full of hope and armed with my trusty Fluke and your intel. I can't locate a schematic. Are there a generic wiring...
  15. J

    E scooter performance info needed urgently please

    they could be the old ones in there, and he put the new ones in another bike. I confronted him with that and he didn't cancel so I expected brand new batteries. I also asked how he could find it viable to pay £80 on batteries and sell at a profit for £185. No answer. I still reckon that it has...
  16. J

    Shorted the ignition barrel red & white cables & now dead. GROAN

    Hi again, Bummer. I bought it with no barrel. Sakura 207 blew fuses under rev increase. Fixed it, (I was ecstatic) I wanted to rush out & trial it but it was late & busy outside. BUT, next day (while looking for missing barrel green lead connection) I briefly shorted the ignition barrel red...
  17. J

    E scooter performance info needed urgently please

    He stipulated Cash on Collection but recognizing buyer vulnerability in this even t I used thr PAY NOW. The Paypal payment was unclaimed with seller blaming me, Paypal & his email Addy. I called Ebay & Paypal a few times and after being satisfied I would have Ebay Buyer Protection if I Paypal...
  18. J

    E scooter performance info needed urgently please

    HEY! Lot's of helpful responses here now whilst for the sake of expediency & confusion I posted in the tech. section answering.........." The refund will only be an option if I can definitively state that this is a problem-- not how they should perform. I expected ebikes would perform as...
  19. J

    E bike/scooter performance info needed urgently please

    Hi, The refund will only be an option if I can definitively state that this is a problem-- not how they should perform. I expected ebikes would perform as advertised but I have no empirical knowledge and will have to tell a seller of many ebikes that he has contradicted himself. Hard to believe...