Epson AcuLaser CX37DN Series User Manual page 185

4. Pull down the two blue levers.
5. Remove the fuser unit.
6. Prepare a new fuser unit.
Note:
Be careful not to touch the surface of the fuser roller.
Epson AcuLaser CX37 Series
Replacing Consumables and Maintenance Parts
Printer/Copier/Scanner User's Guide
185