2.Open the front paper guide by pulling the tab at the center of the guide. Then remove the guide by grasping both sides and pulling it straight out of the printer.
tab 
3.Insert the tractor into the printer’s mounting slots and press down both ends of the tractor to make sure that it is firmly seated.
You are now ready to load continuous paper onto the front push tractor as described in the next section. To remove the tractor, see“Removing the front push tractor” on page