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  1. Hightechpete

    48v upgrade

    Update:- A new controller and LCD4 have been installed, a square wave 20A 36/48v controller (pictured below) was found on Ebay (https://www.ebay.co.uk/usr/lightinbike18) it was listed as 36v but turned out to be 36/48v, a bit of a squeeze but just fits inside the battery box, result! It gives...
  2. Hightechpete

    48v upgrade

    Thanks for the link, can't find one that will work sensorless, the 22a are dual mode but physically too big.
  3. Hightechpete

    48v upgrade

    I'll give it go, this might be the last bike I ever buy so I want to get it right.
  4. Hightechpete

    48v upgrade

    Thanks saneagle, it seems that all their square wave controllers will run sensorless but all the 36/48v are 22a and too big to fit, so if I want to keep things neat it looks as though I'll have to settle for a 24/36v, it's a shame because I wanted the option of upgrading to 48v. The KT website...
  5. Hightechpete

    48v upgrade

    Further to the above, the KT controller and LCD4 was obtained and fitted, I'm getting an error code 3 (Hall sensor error). I wrongly assumed that the square wave controller would run in unsensored mode, not so. There are cheap dual mode controllers available on ebay but I would like to stick...
  6. Hightechpete

    Hello all! New joiner here.

    Welcome Dave, love the neatness of the bike especially the hidden cables, I've not seen that model before. I see you like painting.
  7. Hightechpete

    48v upgrade

    Photos of mudguard and gear cluster Mudguards look similar to those fitted to the Big bear, the last time I looked at CH White's website there was a bare frame for sale for like 80 quid. Don't worry about all the questions, after all the good advice from members I'm happy to give something back
  8. Hightechpete

    48v upgrade

    What?, you cannot be serious, £189 !!. That's almost what I paid for the bike. Interesting comment re. Big apples, maybe that's why it rides so good.
  9. Hightechpete

    48v upgrade

    It's the Dahon espresso virtually as new, 26 inch wheels, 8fun front wheel motor labelled 250 watt, unknown controller (label missing), big apple tyres. Got the original receipt for £973 , rides nicely. It's a keeper.
  10. Hightechpete

    48v upgrade

    Thanks for all the advice, seems like those 21700 cell 15ah batteries are in short supply at the moment. I'll report back when it's all done.
  11. Hightechpete

    48v upgrade

    Thanks for the explanation, I'm recovering from a broken leg and using the bike to aid recovery, even so I'm finding the hill climbing power adequate so staying with 36v seems sensible. There are 36v 15 Ah batteries available made from 21700 panasonic cells which I assume would have a good...
  12. Hightechpete

    48v upgrade

    So your advice would be to stick with 36v and use a high amp controller?, I don't know the discharge capacity of the battery. I thought a 48v battery could handle more amps. It's an unsensored motor so I'm stuck with a square wave controller.
  13. Hightechpete

    48v upgrade

    I recently acquired a full size Dahon folder with a front wheel kit fitted by C H White of Malvern. I love the way the bike rides but not the power delivery. It has an 8fun unsensored motor which has a 3 level speed controlled pedal assist. I'd like to change the controller and display to 5...
  14. Hightechpete

    48v upgrade?

    Sorry double post.
  15. Hightechpete

    Ancheer battery recall.

    I'll do what they tell me to do on the Ancheer website and see what happens.
  16. Hightechpete

    Ancheer battery recall.

    https://www.gov.uk/product-safety-alerts-reports-recalls/product-recall-ancheer-electric-bike-battery-2301-0205#:~:text=The%20product%20has%20been%20recalled,replacement%20battery%20and%20battery%20mount.
  17. Hightechpete

    Motor shuddering under load

    Further to the above, I've done some research and it appears that what I'm experiencing is 'cogging' due to the motor being sensorless. I don't know if a sensorless controller would resolve the throttle issue, but for now it will be pedal assist only.
  18. Hightechpete

    Motor shuddering under load

    I recently acquired a 24v city shopper in as new condition, it had been stored for some time and the battery was dead. As a new battery was needed I thought it would be worthwhile to upgrade to 36v. So a brainpower controller and a s866 lcd were installed along with a 36v yosepower battery...
  19. Hightechpete

    Ancheer battery recall.

    https://www.ancheer.shop/recalls/ Has anyone been successful with having a battery replaced?. I've emailed Ancheer with an enquiry, but no response yet. I was planning to replace the original battery as it's almost five years old and beginning to sag, but hey if I can get one for nothing ?.
  20. Hightechpete

    Should we bail on the new Swytch conversion kit

    The original question was 'Should we bail on the switch kit', without question YES. It has never worked properly and is downright dangerous, not fit for purpose. Get your money back and buy something like a Yose kit.