Epson SureColor T5270 Manual page 28

If necessary, adjust the roll media adapters to fit the core size of the roll paper.
4.
Release the tension lever on both adapters.
5.
Push the adapters into the paper core at both ends of the roll. Press the adapters in until they are fully
6.
inserted into the roll.
Push down the tension lever on both adapters to secure them.
7.
2-inch core
2-inch
3-inch
3-inch core