| 摘要 |
A liquid droplet jetting apparatus which jets liquid droplets of a liquid onto a recording medium includes: a jetting head having a channel unit in which a plurality of nozzles for jetting the liquid droplets and a plurality of pressure chambers communicating with the nozzles respectively are formed, and a pressure applying section which applies a pressure to the liquid inside the pressure chambers; and a controller having a pressure calculating section which calculates a pressure in the channel unit, and controlling the pressure applying section to execute: a duty limiting in which a jetting amount of the jetting head for a predetermined time period is limited to a first jetting amount when the pressure in the channel unit calculated by the pressure calculating section satisfied a predetermined condition; and a flushing in which the pressure applying section is driven irrespective of a jetting operation onto the recording medium.
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