Chapter 3— Maintaining the Printer
32 3400, 3440, and 3600 Bar Code Label Printer User’s Manual
Inspecting the Printer
Inspect the printer and the rest of your data collection system equipment
on a regular basis:
• Make sure you have properly grounded the printer.
• Inspect the work environment. Large electric motors, welders, and
switching equipment can affect printer performance.
• Keep the printer away from liquids.
• Check the data collection network regularly for loose wires or poorly
installed connections. Be sure to replace corroded wires.
Tools for Cleaning the Printer
To clean the printer safely and effectively, use the following items:
• Isopropyl alcohol
• Cotton swabs
• Clean lint-free cloth
• Vacuum cleaner
• Soapy water/mild detergent
• Cleaning card (P/N 1-110501-00)
The following procedures explain how to access the printer parts and clean
them without causing any harm to the printer or yourself.
Maintenance Schedule
Clean your printer regularly to maintain the quality of your labels and
extend the life of your printer. This table contains suggestions for cleaning
the printer. Use the illustration to locate the parts you need to clean.
Printer Maintenance Schedule
Printer Component Maintenance Period
Printhead Inspect after every roll of media or ribbon. Clean
after every roll, or 152 meters (6,000 inches), of
media or more often if necessary.
Printer Cover Clean as necessary.