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  1. Mark Stosberg

    e-bike motor won't spin after getting it back from the LBS

    I need some some debugging help. I recently got my wife's electric Yuba Mundo back from the bike shop after they put some new tires. I know and trust the bike shop folk, but they don't have e-bike experience. The mechanic said he test drove the bike and loved how it rode with assist. I presume...
  2. Mark Stosberg

    Randomly pulsing, ghost regen , crazy speed data

    My e-bike has a number of problems which may or may not be related: Most troubling, the assist will randomly cut-out and recover while throttle is being held down. Often the assist is "out" for just a second two, creating a random pulsing feeling. This happens even when the voltage is good...
  3. Mark Stosberg

    wiring inside an XLR connector for Infineon 35A controller?

    I accidentally pulled the XLR connector off the end of my Infineon 35A controller supplied by Cycle 9. I was glad to find that it appears easily repairable and nothing was damaged. The controller labels that the brown wire going out is positive and the blue one is ground. My question is to...
  4. Mark Stosberg

    Menards selling "E-moto" brand electric bicycles now

    I've been informed that our local Menards is now selling electric bicycles, something neither of our local bike shops are doing. The line they are carrying is called "E-Moto". A little information and some photos of their E-Moto line is available online...
  5. Mark Stosberg

    eMundo with Bikes-at-Work trailer and 200+ lbs of cargo

    Photo details of the hauling experience are on my blog: http://mark.stosberg.com/bike/2010/10/hauling-a-large-load-of-e-waste-by-e-bike.html More photos of the bike are on Flickr: http://www.flickr.com/photos/markstos/sets/72157623940164001/detail/
  6. Mark Stosberg

    new LiFePO4 battery has started dying at 50% capacity

    Hello, I have a question about the battery performance I'm seeing with my electric Yuba Mundo. The summary is that the battery has started dying at 5 amp hours, when it is rated as a 10 amp hour battery, and originally lasted about 9 amp hours. The battery is LiFePO4, 36 volts, from...
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