Inkjet Printers

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June 7, 2026

MFC-J5855DW: Common Problems and Fixes

The Brother MFC-J5855DW's printhead fluoropolymer coating wears after ~18k pages causing dot size increase. The ink tank hydrophobic vent can clog. Tighten carrier rail screws to 0.4 N·m, not 0.6, to avoid banding.

By Lucas Fuentes