Link Belt Swing Issues

Hello gentlemen. I believe I've made some headway on my excavator. Upon pressure testing I have found that I had no unloader pressure (which would be my set pressure.) I believe that is why it would not let my swing brake release. This set pressure from my unloader valve had a line going directly to my left and right swing spool which may be giving me my non brake release problem.

I also disconnected the free swing valve and plate underneath the brake by plugging them. Has John C....

Link Belt Swing Issues

Link Belt Swing Issues