Patent ID: 6530644
Filing Date: 2003-03-11
Classification: B41J

Abstract:
A method of cleaning a fluid ejection system having at least one fluid ejection head, comprising:removing a removable fluid supply tank containing a first ejection fluid from the fluid ejection head; inserting a first removable flush fluid supply tank containing a flush fluid into the fluid ejection head; passing the flush fluid from the removable flush fluid supply tank through the fluid ejection head to flush the first ejection fluid from the fluid ejection head; removing the removable flush fluid supply tank from the fluid ejection head; inserting a second removable flush fluid supply tank containing a second flush fluid in place of the first removable flush fluid supply tank in the fluid ejection head; and passing the second flush fluid from the second removable flush fluid supply tank through the fluid ejection head to flush the second ejection fluid from the fluid ejection head.