How to Install & Maintenance The Nozzle of DTF Film Printer?
Print head is the most important precision parts of the DTF Film Printer. Its normal use determines the print quality and the service life of the machine. Many customers do not know how to install print heads. And also,it is very important to maintenance the print head correctly and reasonable.
Here we list the precautions before installing new print heads, how to install new print heads and solutions of several common problems for print heads.And, it will be mainly explained of reasonable and correct maintenance and how to correctly use a cleaning solution to clean the corresponding parts.
1. How to Install the Nozzle of DTF Film Printer?
Customers who have worked in digital printing industry all know that the nozzle of DTF printer is a very easily damaged spare part. The nozzle of the printing machine is a very precise part, so we should pay more attention to it. If you are not careful to cause ink blockage or damage, the cost will be very high for manufacturer. A nozzle may cost several thousand dollars.
Today, SUBLICOOL will show you the steps of replacing the nozzle.And when replacing the nozzle, you need to pay more attention to details. Otherwise it’s possible to make the new nozzle broken before being installed on the machine. The specific operation is as follows.
(1)Firstly, you need to make sure that the DTF printing machine is running normally, the ground wire of the machine is well connected, the voltage on the trolley board is normal and the voltage of the nozzle power supply is normal. It is recommended to use a multimeter to measure whether there is static electricity on the machine, the voltage of the cardboard, and the power supply voltage of the nozzle, and then disconnect the power supply of the nozzle.


(2)Pick up a new nozzle. Then you need to uncover the air hole seal (that is, the label or sticker attached to the nozzle hole) and pour 70~80% water or alcohol, and soak!
(3)Furthermore, place the nozzle of the nozzle down on a paper towel to drip ink for about 2 to 5 minutes until the ink completely penetrates into the paper towel. Then you need to connect the nozzle to the ink needle, and slowly absorb the pipe with the ink absorber when the contact of the nozzle is upward.Next, rotate the nozzle 180 degrees and slowly absorb a small amount of ink with the ink absorber, and finally wipe the contacts and nozzles with a paper towel to perform the machine work.
(4)After installing the nozzles on the DTF printer, we are required to clean the new nozzles first. Generally, it’s a good choice to clean the nozzles for 3-5times. Please clean the nozzles at least once. Once the new nozzles are installed, you’d better not touch the surface of the nozzle with your hands and not take it off at will.
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2.How to Mantain the Nozzle of DTF Film Printer
Maintain the nozzle after completing the daily work
After completing all the printing tasks, maintain the print head according to the following method to avoid ink volatilization and clogging the nozzle, which will affect the best working condition of the print head.
(1)Turn off the power of the device.
(2)Clean the moisturizing sponge with a special cleaning solution, and then pour the cleaning solution on the sponge to make it wet.
(3)Move the handpiece back to the cleaning station at the far right and make the nozzle tightly combined with the moisturizing sponge.
(4)Leave the device in this state overnight.


Maintain the nozzle after completing the daily work
After completing all the printing tasks, maintain the print head according to the following method to avoid ink volatilization and clogging the nozzle, which will affect the best working condition of the print head.
(1)Turn off the power of the device.
(2)Clean the moisturizing sponge with a special cleaning solution, and then pour the cleaning solution on the sponge to make it wet.
(3)Move the handpiece back to the cleaning station at the far right and make the nozzle tightly combined with the moisturizing sponge.
(4)Leave the device in this state overnight.
Learn to use cleaning solution correctly:
(1)Remove the nozzle from the nozzle tray.
(2)Pour an appropriate amount of special cleaning solution into a clean glass container (for example: a beaker). It is advisable to submerge the bottom of the nozzle by 2 to 3mm after putting it into the nozzle. Do not soak it to the main board of the nozzle. Soak it for 10 minutes and use a syringe to clean it Flush against the nozzle hole, next repeat 2 times.
Note: Do not touch the main board inside the nozzle with cleaning fluid, otherwise it will damage the nozzle. Be sure to strictly control the time to prevent damage to the nozzle, It must be noted that the continuous use of the cleaner should not exceed three times.
(3)Use a glass syringe to extract 40ML of cleaning fluid to clean the nozzle. Only when the water is in a straight line can the cleaning be effective, and the nozzle can continue to be used.

Here You Can Check Some Applications of DTF Film Printing






