i got a 2018 5570 2wd the brakes are dragging when you push down the brake peddle you can hear the brakes sqeaking real loud like metal to metal and when i push in the clutch the tractor just stops by itself it sat up for a couple years i tryed driving it in reverse and forward and they just wont release i cant find any info on this tractor on what to do anybody know anything about the brakes on this 5570 ? also i need to adjust the valves it has a loud ticking noise like a rocker arm is loose it has the 2.7 3cylinder any help would be nice