HellermannTyton TT431 - Cleaning the Print Roller; Cleaning the Printhead

Operating Instructions • Thermal transfer printer TT431 • 03-2019 • 556-00400
Maintenance
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9.2.4 Cleaning the print roller
Soiling on the print roller can cause problems with the
print image and material transport.
4
31 12
Clean the print roller.
1 Holder
2 Tear-off plate
3 Print roller
4 Bearing
Proceed as follows:
1 Open the printhead.
2 Take the materials and colour ribbon out of the device.
3 Swivel up the tear-off plate.
4 Lift the print roller upwards and out of the holders first
inside and then outside.
5 Remove deposits with roller cleaner and a lint-free cloth.
6 If the roller is damaged, have it replaced.
Æ Service instructions
7 Press the print roller with the bearings into the holders
until it engages.
8 Swivel down the tear-off plate.
; The print roller is cleaned.
9.2.5 Cleaning the printhead
Substances may accumulate on the printhead during
printing and adversely affect printing, e.g. differences in
contrast or vertical stripes.
Cleaning intervals:
• Direct thermal printing: after every material roll change
• Thermal transfer printing: after every colour ribbon roll
change
CAUTION
Risk of injury from hot printhead line!
Hot printhead lines can cause injury if touched.
f Ensure that the printhead has cooled down.
NOTE
Material damage caused by improper work!
The printhead can be damaged by using aggressive cleaning
agents or hard materials.
f Do not use aggressive cleaning agents or hard materials
to clean the printhead.
f Do not touch the protective glass layer.
1
Clean the printhead.
1 Printhead
Proceed as follows:
1 Lift the printhead.
2 Take the materials and colour ribbon out of the device.
3 Clean printhead with special cleaning pen or a cotton
swab dipped in pure alcohol.
4 Allow printhead to dry for 2 to 3 minutes.
; The printhead is cleaned.