Leadtech inkjet printer: The leading manufacturer in CIJ printer and Laser printing machine since 2011. 

Maintenance methods for inkjet printers that are not used for a long time

by:Leadtech Coding     2022-06-07

When the printer is not in use for a long time, it needs to do major maintenance and clean the entire ink path. Otherwise, after a period of time, the unmaintained cij printer will have various problems, which will cause the majority of users to waste valuable time.

First of all, the power supply must be turned off. Like ordinary electrical appliances, if you do not use it for a long time, you need to unplug the power supply and unplug the printer. of ink cartridges. Loosen the fixing screw of the nozzle, make the nozzle and the horizontal form an angle of about 45 degrees, and place a container under the nozzle to hold the ink and cleaning agent waste liquid.

Pull out the ink cartridge and insert the cleaning box locally, first spray the nozzle with cleaning liquid, then use a syringe to suck a cylinder of air, connect the filter, and remove the ink inside the machine. The pressure of kneading the needle is continuously increased except for sweeping the nozzle, and the pressure should not be too high until the internal ink is exhausted. After the ink is drained, use a syringe to suck a cylinder of cleaning agent, connect the filter to knead the syringe, use the cleaning agent to clean the ink path, repeat the injection of the cleaning agent 2-3 times, and the pressure of kneading the needle should continue to increase, but the pressure It can't be too big either. The injector can see that all the nozzle holes are unobstructed, and the cleaning fluid injected is straight.

Use a syringe to suck up a tube of thermal insulation solution, connect the filter to knead the syringe, and the syringe until you see that all the nozzle holes are unobstructed, and the injected thermal insulation solution is straight line. The insulating liquid in the ink circuit and the print head remains inside. Pull out the injector, cover the nozzle cover, and replace with an empty ink cartridge to prevent the ink path from being directly exposed to the air, and place the printer in a dark place. The production environment is harsh, wrap the nozzle in a plastic bag to prevent damage to the nozzle, and repeat the injection of the injector insulation solution in about a week to prevent the moisturizing solution from volatilizing.


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