Patent ID: 8602520

Claim:
A maintenance method of a liquid ejecting apparatus including a liquid ejection head unit having a plurality of nozzles for ejecting a liquid; a liquid storage unit which stores the liquid therein; a first supply passage which supplies the liquid from the liquid storage unit to the liquid ejection head unit; a second supply passage which is provided separately from the first supply passage, and communicates with the liquid ejection head unit, and the liquid storage unit; a liquid driving unit which is able to supply the liquid from the liquid ejection head unit toward the liquid storage unit in a forward direction in the second supply passage; and a cap unit which comes into contact with the liquid ejection head unit so as to cover an area that includes the nozzles of the liquid ejection head unit, the method comprising: a step of supplying the liquid in the forward direction by the liquid driving unit in a state where the cap unit comes into contact with the liquid ejection head unit such that flow of the liquid from the liquid storage unit toward the liquid ejection head unit is produced without the liquid being discharged from the liquid ejection head unit outside.