Epson L-4533A/L-4533AW/L-4033A/L-4033AW Maintenance Guide Inspection Procedures (3) Release nip lever B. H Clean free roller C and free roller D. Wipe off any paper powder, dust, glue and so on with the polyester/nylon knit woven fabric dampened with the ink cleaning alcohol. 10: Free Roller C 11: Free Roller D (1) Clean free roller C. 26