Epson WF-C869R User Manual page 190

User's Guide
5. Remove the screws by a screwdriver and remove the cover on the rear of inside the printer.
6. Slide out two used maintenance rollers, and remove both of them.
7. Insert two new maintenance rollers until they click into place.
Note:
Insert the maintenance rollers by rolling them so that you can insert them smoothly.
Replacing Ink Supply Units and Other Consumables
190