Epson Error 031006 (Carriage Jam): Causes and Safe Encoder Strip Cleaning
Written by: Helen J. Halladay, Printer Repair Technician
Applies to: Epson EcoTank (L-Series / ET-Series) and WorkForce Models
Quick Answer
An Epson Error 031006, often accompanied by a loud grinding noise and a "Carriage Jam" message, means the printhead carriage has lost its positional tracking. The most common cause is a dirty Encoder Strip (the transparent plastic band behind the printhead) smeared with ink or grease. Cleaning this strip safely using distilled water—never harsh alcohol—will resolve the false jam and stop the grinding noise without requiring hardware replacement.
Applies To
Confirmed Models: Epson EcoTank L3110, L3150, L3210, L3250, ET-2720, ET-2750, and WorkForce WF-2800 series.
Hardware Component: Piezoelectric carriage assembly and CR (Carriage ...