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    Replacing switches only in brakes

    My brakes were occasionally kicking in regen or just stopping the controller recently so I have a new set from Lyen. I'm wondering if I can replace only the switches themselves so I don't have to remove the throttle and everything to get them on. also the new handles have a ratcheted latch that...
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    Battery Bag from 36v 800w kit (Yescom)

    I am looking for a replacement bag this size (Yescom small bag) http://www.ebay.com/itm/36V-800W-26-Rear-Wheel-Electric-Bicycle-Motor-Kit-E-Bike-Cycling-Hub-Conversion-/232056621509?hash=item3607a709c5:g:f0EAAOSwHoFXsdkv The seller does not sell anything but the whole kits. It is a perfect fit...
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    9800mAh cells are these for real

    I did a few searches here and found nothing on these GTF brand, 8pcs 18650 3.7V 9800mAh Yellow Li-ion Rechargeable Battery Cell for Torch $8.88 http://www.ebay.com/itm/111915924766 Sorry if this has been discussed, but these look to high capacity to be truthfull. As "LED" batteries they are...
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    Hub motor makes a clunk when braking

    I have a 800 watt rear 36volt yescom motor (2s2p 5000mah 6 cell Turnigy packs) with a Lyen 9 4110 fet controller and I noticed when braking with regen (on the mildest setting) I get a clunk noise. This only happens the first time I brake after having power on. The axle is tight and the fit on...
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    thermal shutdown on Infineon controller

    I had my bike with a Lyen 9 fet Infineon die on me this weekend and I immediately checked for wires that might have come loose. the controller is in the side pouch of the battery bag that came with my 800 watt 36 volt motor kit and was quite warm (running on 6s lipo). By the time I had tried all...
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    tutorial for Lyen software

    I there a good tutorial for the GUI Edward Lyen sends with his controllers. He lists the functions of the GUI but the list is not much more than the labels on the software boxes, no descriptions of functionality or recommendations for tuning. Also Is there any open source software that might be...
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    What plug for aluminum case battery

    I have just sold my 36 volt 500 watt bike with a Yesscom kit and did not include the lipo batteries I have been using. I was concerned about lipo safety for the new owner as he does not have the RC background and equipment I have. I agreed to help him get set up with a commercial lithium pack...
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    Soldered Shunt more RPM?

    I have a 500 watt 36 volt ebike that I run with 10AH 10s lipos (4 5s packs in 2s-2p). It is an inexpensive Yesscom ebay bike but it runs fine. I was hoping to up the 18 MPH to maybe 20-22 and have seen people adding copper and solder to 1/4 or 1/3 of the shunt. Does this increase the RPM at a...
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    Help for newcomer with Yesscom kits

    I'm fairly new on this forum and this is my first post. I purchased a 36 V 500 W E – bike kit last spring from yesscomusa online. I fly radio control models and am well versed in the safety issues and sources for lithium polymer batteries. I currently run on four 5S 5000 MW batteries for 10 KW...
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