Originally Posted by
DaveBcool
Looking at your photo, it looks like your idler is in the loosest position, with the idler wheel basically touching the 1st road wheel.
Try the next position up, which should put more like a few mm between them.
Yes, the pin. I can see the hole in the arm enlarging after a while and then causing slop. Thanks for the tip on the idler wheel, I'll check it tomorrow.