7. Transporting the GT-3 Series / Required Maintenance for Long-term Storage 
 
Tube Cle
a
ning (Firmware Version 2.10 or higher)
 
 
Execute the flushing ink and cleaning Tubes by the sequence of the Tube Cleaning. After you clean all the 
Tubes, turn OFF the printer and confirm if the inside of the Tubes, especially the short Tubes between the 
Filters and Print Heads. Execute the Tube Cleaning again if you feel insufficient.   
 
White side 
Execute the White Tube Cleaning and cancel the process when the Maintenance Solution was flushed with 
air. Refer to ”4-1-4. Cleaning the Tubes and Print Heads (white/Color Tube Cleaning)”.   
 
 
  GT-3 Series 
347
 
 
 
 
 
 Cancel the process after the Filter Cartridge exhausts the Maintenance Solution with air.   
 
1.  Execute the step 1 to 9 in ”4-1-4. Cleaning the Tubes and Print Heads (white/Color Tube Cleaning)”. 
Refer to the 4-1-4 of this Service Manual.     
2.  Cancel the process by pressing the Stop Button when you hear the peep sounds and see the message 
“Set Maintenance Cartridge”, when the Maintenance Solution was flushed with Filter Cartridge.   
3.  Repeat the steps 1-2 above to clean all the Tubes and Print Heads.   
 
Color side 
4.  Repeat the process of Color Tube Cleaning twice.   
Refer to ”4-1-4. Cleaning the Tubes and Print Heads (white/Color Tube Cleaning)”. 
5.  After the Color Tube Cleaning is done, insert the Filter Cartridge and execute the Tube Cleaning one 
more time to flush the Maintenance Solution inside the Tubes and Print Heads.   
6.  Repeat the steps 1-2 above to clean all the Tubes and Print Heads.   
 
Uninstallation of Print Heads 
<Important!> 
・Print Heads are delicate and easy to damage, please handle with care. 
・Do not mount/dismount the Print Heads on the Maintenance Unit; the surface of the Print Heads will hit 
the edge of Wiper Cleaner (2) and may cause serious damage. Select the menu from the Operation 
Panel or move the Carriage over the Flushing Plate (1) by hand. 
* Be sure to remove the Wiper Cleaners (2) and lower the Caps (3) beforehand if you have to operate on 
the Maintenance Unit. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Insert White Ink 
Cartridge or Capping 
Cartrid
e 
All Whites: 
Load Mainte- 
Set Maintenance 
Cartridge 
Tube 
Cleaning 
Set Filter 
Cartridge
Retrieving 
White Ink 
nance Solution