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Any update on your battery rebuild? I've got an old UM44 that I am just beginning to look into reviving. I'd love a tutorial on converting it to 36W if you were successful. I more powerful bike would be great.

Hey, I see you rebuilt an Urban Mover battery a few years back. Did you get the control board to install back onto it? I'm a little concerned about rebuilding the battery and would love some tips from someone that has done it.