Quote:
Originally Posted by NickE
Keep in mind that anything you add into the chain run will add friction and decrease the efficiency of the system.
The only way to avoid this is to either size the center-to-center distances perfectly so that no tensioner is needed or to have a system where the axles slide to tension the chain.
|
Chain "stretches" (actually, it is wearing, not stretching, but the end result is the same) and gets longer with use. A system that is initially designed with perfect spacing will end up with loose chain as the system is used.