Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox!
I doubt the problem will be with the boss most likely the ph1 stalk as it's quite common with them that they don't self cancel. I've read something about a white plastic part and Spring which you have to swap around from your ph2 stalk onto the ph1.