my clutch is stuck on my 3320 ive replaced both brake cylinders and slave cylinder i do have movement on the slave cyl when the petal is depressed it was working great when i parked it two weeks ago what can i do besides pay 1800 dollars to replace the clutch ive only got 500 hrs on the tractor and all i do is mow my pastures i love my zetor ive had it since it was new 10 years ago what would cause it to stick in the first place? im brand new on this fourm so hello to every one!!!!!!