
45
Figure 11. Print Engine Cleaning (Right-Hand Unit Shown)
1. Open the printhead assembly (C) by lifting the printhead lock lever (D) upward
away from the locking pin (E), and remove the media and ribbon.
2. Brush, vacuum, or air blow any accumulated lint and paper dust away from the roll-
ers. It is good practice to clean the various media, ribbon, and door-open sensors at
this time. See Figure 10 on page 44.
3. Use a cleaning swab saturated with alcohol and wipe the print elements from end to
end. The print elements form the grayish/black strip (1) just behind the chrome strip
on the underside of the printhead. Allow a few seconds for the alcohol to evaporate.
4. Use a lint-free cloth moistened with alcohol to clean the platen roller (2) and other
rollers. Rotate the rollers while cleaning.
5. Reload the ribbon and/or media, latch the printhead, and continue printing. (Turn
the print engine ON if previously turned OFF.)
NOTE: If print quality has not improved, try cleaning the printhead with the Save-a-
Printhead cleaning film. This specially coated material removes contamination
buildup without damaging the printhead. Call your authorized Zebra distributor to
order the Save-a-Printhead cleaning kit (part # 38902) for the 170PAX3 print engine.
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