Print head is core component of Skycolor uv printer. If it is used and maintained correctly, it can reach a life span of 8-12 months. However, due to some incorrect operations,service life of print head is greatly reduced. After a long period of research, we have discovered some behaviors that are most likely to damage Skycolor Epson4720 head uv printer.

1.Disassembly of Epson4720 head with electricity

Install and remove Skycolor Epson4720 head uv printer’s circuit at will without turning off the power switch and cutting off the main power supply. This behavior will damage service life of each system, especially printhead.

2.Cleaning fluid stays in printhead for more than two days and nights

Soaking Epson4720 head with cleaning fluid for a long time can remove stains more effectively. However, if Epson4720 head is soaked for more than 48 hours, it may cause corrosion on nozzle.

3. Change Skycolor Epson4720 head uv printer’s ink at will without cleaning

Even if it is the same kind of ink, inks produced by different manufacturers have different components. If you change ink without cleaning, it may produce more particles and block print head, so you must clean print head before changing ink.

4. Use ink and cleaning fluid that quality is not good enough

Ink of poor quality will affect printing effect and block print head, and cleaning fluid of poor quality may also corrode print head. Do not choose low-quality ink and cleaning fluid due to small losses and poor quality. It is best to use printer manufacturers to specify of ink.

5. Vigorously clean Epson4720 head with a high-pressure air gun

Cleaning Epson4720 head is a meticulous job. You can't directly flush Epson4720 head with a high-pressure air gun for sake of speed. IfSkycolor E uv printer pson4720 head is only slightly clogged, you can use needle tube to gently flush, and an appropriate amount of cleaning fluid can also be added to the needle tube to clean nozzle.