Epson 5000/5500 - Manual (Page 43)

Using Continuous Paper
3. Release the tractor’s sprocket units by pulling the sprocket lock
levers forward.
4. Slide the left sprocket unit to approximately 12 mm (1/2 inch)
from the far left position and push the sprocket lock lever back
to lock the sprocket unit in place. Then slide the right sprocket
unit to match the width of your paper, but do not lock it in
place. Move the paper support so it is midway between the
sprocket units.
2-16 Paper Handling