About Care And Maintenance Of Print Heads - Roland VersaUV LEJ-640 User Manual

Maintenance that Should Be Performed Daily
Periodically remove any grime that has
collected on the surface or reverse side
of the rubber cover. Failure to clean
properly may result in the transfer of
grime to the surface of media.

About Care and Maintenance of Print Heads

Care of the print heads is essential to ensuring optimal printing at all times. There are daily care and periodic care.
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Daily Care and Maintenance
 Normal cleaning
It is recommended to perform the normal cleaning before daily operation.
 P. 67, "Printing Tests and Normal Cleaning"
Periodic Care and Maintenance
 Medium cleaning/Powerful cleaning
Perform the medium cleaning or powerful cleaning when the problems such as dot drop-out are not
cleared up by the normal cleaning.
 P. 95, "Medium/ Powerful Cleaning"
 Manual Cleaning
Based on your frequency of use, perform the manual cleaning periodically.
 P. 98, "Performing Manual Cleaning"
 Circulation of White ink
Perform the circulating ink when concentration of the white ink to decrease.
 P. 105, "Restoring White Ink Concentration"
 White Ink Replacement
Perform the white ink replacement when the dot drop-out cannot be cleared by conducting the cleaning
features (including the normal, medium, and powerful cleaning) or the manual cleaning.
 P. 106, "When the Dot Drop-Out Cannot be Cleared"
* The print heads are components that wear out. Periodic replacement is required, with the frequency of
replacement depending on use. Purchase them from your authorized Roland DG Corp. dealer.
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