Originally Posted by
masi61
Too tight of a cable in the big chainring when setting up triple indexed Shimano FD’s could be caused by the common installation error that folks make when pulling cable at the beginning of the
+1 on this. For initial installation of this generation of shimano FD, it’s important to follow the shimano instructions exactly. If you just put it on like you’re used to doing, it’ll likely end up not quite right. I suggest starting over with their instructions rather than the Park video, especially the cable routing.
Symptoms suggest that your cable is attached in a way that is reducing the leverage so you have to put too much force on it.