My problem was solved by Todd Shusterman from da Vinci bikes. When I detensioned the timing chain to remove the intermediate shaft on my da Vinci Symbiosis, I left the chain tensioner bolts loose and the bolt heads were hitting the spider and literally froze the cranks. After tightening the...
I have a EP8 motor on a e-tandem. It was working perfectly for the last 2 months and now I can't turn the cranks that are attached to the motor shaft. Has anyone experienced this problem and what did you do about it?