How do you disassemble a marlin mls-50?

remove the 2 bolts for the stock and then the 2 bolts that hold the trigger onto the barrel. Remove the large cap on the back of the barrel with a large screw driver. Be careful to hold it in place when removing it because it is under spring pressure. Once removed, remove the firing pin, cap, and two springs. Then cocking lever should be loose now so it will come out. You can now use the breech tool to remove the nipple and breech plug. reverse to assemble.