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  1. R

    New 9C 2807 - Noisy grinding sound under any load.

    Took a short video of the sound. http://youtu.be/UM97DTefwTY Just received this from Grin today. It sounds very similar to when I wired up my brand new Lyen controller with the phase and hall wires reversed (unbeknownst to me at the time), so I'm thinking it could be either a dead or mis-wired...
  2. R

    9C 2807 cogging only when phase wires are connected.

    As some of you may know, about a month and a half ago I threw together a nice big high voltage lipo pack, picked up one of Lyen's controllers, stuck it all on my bike... and blew the controller and the motor. Now, after many frustrating weeks I've got myself a new controller from Grin, and I've...
  3. R

    Went high power, destroyed something...

    So I recently posted here asking for some advice on a LiPo pack and controller. Settled on a 59.2V nom 16S4P pack made up of 16 4S hard pack LiPo bricks paired to a Lyen 9-Fet controller. After some sweat and soldering, managed to get everything all wired up and ready to go. Stupidly I assumed...
  4. R

    Going LiPo. Need a bit of advice on some things.

    Hi all. Thanks to everyone here a few months ago I put together my first Ebike using the 9C 2807 kit from Ebikes.ca paired with a very nice Ezee 36V 14Ah LiMn battery pack. While this setup has served me well the past few months, I'm now going to be going back to school in the fall and living...
  5. R

    Looking for some advice to put me in the right direction.

    Been lurking around here for a couple of weeks now, after re-starting my search for the perfect parts for my bike conversion. Originally I was completely captivated by my friend's brother's 100kph superbike, which even on super lower power mode was just a blast going around the block a couple of...
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