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7500 machine cleaning and maintenance operation

7500 machine cleaning and maintenance operation

1. Ink discharge

Find an empty bottle, remove the plug of the ink core ink discharge pipe, put the ink discharge pipe into the empty bottle, drain the ink, and then install the plug



      

2. Remove the main filter and buffer, drain the ink inside, and then install the main filter and buffer



                          


        

3. Cleaning machine

Open the ink filling cover of the ink core, inject about 1L cleaning solution into the ink core, then open the nozzle cover, find the cleaning nozzle throat in the system setting, press the OK key and select Yes. At this time, the inkjet printer starts to clean the machine and cycle the machine for about 20 minutes



      


4. Waste liquid discharge

Discharge the waste liquid in the ink core (refer to step 1), and discharge the waste liquid of the main filter and buffer (refer to step 2)

5. Clean the machine again (refer to step 3)

6. Discharge waste liquid (refer to step 1)

7. Clean the machine again (refer to step 3)

8. Discharge waste liquid (refer to step 1)

9. Replace the main filter and ink supply filter, and install the new filter

    

10. Inject about 1L ink into the ink core, install the ink core injection cover, and then empty the ink air in the system


      

                   

11. Clean the residual ink on the print head, start the machine and complete the maintenance.