After many customers buy back the uv printer, because they do not understand the maintenance method of the uv printer nozzle, the nozzle is often blocked or damaged. We all know that the best way to maintain the best working state of the nozzle is to do some Proper and effective daily maintenance will greatly reduce the possibility of nozzle clogging.
1. After the installation of the equipment is completed, and the maintenance of the nozzle at the beginning of the equipment is started
1. In order to make the nozzle into the best operating state, before the uv printer officially begins to undertake the production business, please be sure to print as many pictures as possible in 1-2 days. The pictures are best used in CMYK4 colors, and in Add C, M, Y, K4 color bars on both sides of the screen to ensure that the 4 nozzles are always in the inkjet state.
2. It is best to take out the moisturizing sponge in the rightmost cleaning station together with its bracket when printing.
Second, how to maintain the nozzle after the daily work is completed
After all the print jobs are completed every day, in order to keep the nozzles in the best working condition and avoid clogging the nozzles due to the uv ink volatilization, please maintain the nozzle overnight after the nozzles are maintained as follows.
1. Turn off the power of the uv flatbed printer.
2. First clean the moisturizing sponge with a special cleaning solution, and then pour the cleaning solution on the sponge to make it soaked.
3. Move the machine head back to the cleaning station at the right end and tightly combine the nozzle with the moisturizing sponge.
4. Keep this state and let the equipment stay overnight.
Third, the treatment method after the nozzle is slightly clogged
1. After the nozzle is found to be slightly clogged during the printing process, press the PAUSE key without hesitation to pause the print job, and then use a syringe or a manual air pump to eject the ink from the nozzle for nozzle cleaning. After cleaning, a plastic squeeze bottle must be used Spray some cleaning liquid on the nozzle surface to wash off the residual ink.
Note: Do not use excessive force when using the manual air pump, otherwise the nozzle will be damaged due to excessive pressure.
2. Handle decisive and thorough nozzle clogging in a timely and decisive manner is very important to maintain the best working state of the nozzle during the long printing process!
3. In addition, it is also necessary to carefully check the condition of the nozzle and find the cause of the nozzle clogging.
Fourth, the processing method when the equipment is expected to be temporarily not used for more than 48 hours
If the equipment is not expected to be used for more than 48 hours, the ink in the nozzle must be cleaned, otherwise the ink in the nozzle will dry due to the gradual evaporation of the solvent, and it may even cause irreversible damage to the nozzle. The processing method is as follows:
1. Turn off the power of the uv flatbed printer.
2. Move the machine head to the left-most cleaning position, and put a corrosion-resistant container under the nozzle to hold the cleaning waste liquid.
3. Use a glass syringe to draw out or pour out the ink in the secondary ink tank directly, and then clean the secondary ink tank with a special cleaning solution.
4. Unplug the ink supply tube on the nozzle, and then use a glass syringe to draw 40ml of special cleaning solution to clean the nozzle, a total of 2 times. Finally, don't blow off the cleaning fluid remaining in the nozzle, you must leave enough cleaning fluid inside the nozzle, because the cleaning fluid can play a moisturizing effect on the nozzle.
5. Put the treated sprinkler in a clean corrosion-resistant container and seal it (it is good to use plastic wrap). It can be stored for about 1 month. 
Editor in charge: Liu Yang
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