Zebra Technologies LI 72 Figure 22: Cleaning the RW

RW 420 Cleaning

AreaMethod

Interval

Printhead (Figure 22)

Tear bar (Figure 22)

Platen Roller (Figure 22)

Exterior

Interior (Figure 22)

Use the supplied cleaning pen or 70% isopropyl alcohol on a cotton swab to clean the print elements from end to end (the print elements are located

in the thin gray line on the printhead).

Clean thoroughly with the cleaning pen or 70% isopropyl alcohol and a cotton swab.

Rotate the platen roller and clean it thoroughly with the cleaning pen or 70% isopropyl alcohol and a cotton swab.

Water-dampened cloth

Brush/air blow. Ensure the Bar Sensor and Gap Sensor windows are free of dust.

After every five rolls of media (or more often, if needed)

As needed

After every five rolls of media (or more often, if needed)

Figure 22: Cleaning the RW 420

Bar Sensor Platen Surface

Printhead

Elements

Tear Bar Gap Sensor

38

RW 420 User Guide