1. Do not install and disassemble the circuit of digital printing at will without turning off the power switch and blocking the main power supply;
2. Pay attention to the strength of the hand during the replacement and fine-tuning of the nozzle, and do not use brute force to break it;
3, to clean the nozzle regularly;
4. To replace the new ink sac regularly
5. Do not mix two different inks during the printing process;
6. After the nozzle is disassembled, it should be cleaned and placed in a special box to avoid dust and dirt contaminating it;
7. Do not use the medium of poor quality, if the medium is too poor, it will easily damage the nozzle;
8. Make a test strip every time before the end of the work, and make sure that all the nozzles are spraying normally, as a daily operation
