CAB XD4M - 6 Cleaning; Cleaning Information; Cleaning the Print Rollers; Cleaning the Printheads

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6 Cleaning
6.1 Cleaning Information
Danger!
Risk of death via electric shock!
 Disconnect the printer from the power supply before performing any maintenance work.
The transfer printer requires very little maintenance.
It is important to clean the thermal printheads regularly. This guarantees a consistently good printed image and plays
a major part in preventing premature wear of the printhead.
Otherwise, the maintenance is limited to monthly cleaning of the device.
!
Attention!
The printer can be damaged by aggressive cleansers.
Do not use abrasive cleaners or solvents for cleaning the external surfaces or modules.
 Removedustandpaperufffromtheprintareawithasoftbrushorvacuumcleaner.
 The cover of the printer can be cleaned with a standard cleanser.
6.2 Cleaning the Print Rollers
Accumulations of dirt on the print rollers may impair the media transport and the print quality.
 Lift the printheads.
 Remove media and transfer ribbon from the printer.
 Remove deposits with roller cleaner and a soft cloth.
 If the roller appears damaged, replace it  Service Manual.
6.3 Cleaning the Printheads
Cleaning intervals: direct thermal printing - every media roll change
thermal transfer printing - every ribbon roll change
Substances may accumulate on the printheads during printing and adversely affect printing, e.g. differences in
contrast or vertical stripes.
!
Attention!
Printheads can be damaged!
Do not use sharp or hard objects to clean the printheads.
Do not touch protective glass layer of the printheads.
!
Attention!
Risk of injury from the hot printhead lines.
Ensure that the printheads have cooled down before starting cleaning.
 Lift the printheads.
 Remove media and transfer ribbon from the printer.
 Clean printhead surfaces with special cleaning pen or a cotton swab dipped in pure alcohol.
 Allow printheads to dry for 2–3 minutes before commissioning the printer.