Zebra )300 User’s Guide

Preventive Maintenance

Cleaning

CAUTION: Use only the cleaning agents indicated in the following table. Zebra Technologies Corporation will not be responsible for any other fluids being used on this printer.

Inconsistent print quality, such as voids in the bar code or graphics, may indicate a dirty printhead. For best results, perform the cleaning procedures in Table 4. For the location of these printer parts, refer to Figure 1 on page ii.

Table 3. Cleaning Schedule

 

Area

Method

Interval

 

 

Printhead

Note: You do not need to turn the printer off

After every

 

 

 

before cleaning the printhead. Use solvent* on a

roll of

 

 

 

cotton swab to clean the print elements from end

media (or

 

 

 

to end. (The print elements are the thin gray line

500 ft of

 

 

 

on the printhead.)

fanfold

 

 

Platen Roller

Rotate the platen roller and clean it thoroughly

media)

 

 

 

with solvent* and a cotton swab.

 

 

 

Peel-Off Roller

Rotate the peel-off roller and clean it thoroughly

 

 

 

 

with solvent* and a cotton swab.

 

 

 

Transmissive Media Sensor

Air blow

 

 

 

Media Path

Solvent*

 

 

 

Peel/Tear Bar

Solvent*

As needed.

 

 

Label Available Sensor

Air blow

Monthly.

 

 

Printhead Open Sensor

Air blow

As needed.

 

 

Exterior

Mild detergent or desktop cleaner.

As needed.

 

 

Interior

Brush/vacuum cleaner

As needed.

 

* Zebra recommends using solvent containing 70% isopropyl alcohol.

Lubrication

CAUTION! No lubricating agents of any kind should be used on this printer! If used, some commercially available lubricants will damage the finish and mechanical parts.

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