User's Manual

Chapter 3 — Troubleshooting and Maintaining the PB50
PB50 Mobile Label Printer User’s Guide 45
PB50 Mobile Label Printer: Identifying the parts of the PB50 to clean
regularly.
Paper
sensor
Label taken
sensor
Printhead
Tear bar
Platen
roller
Label gap
sensor
Cleaning the PB50 Printer
Printer Part Cleaning Method Cleaning Interval
Printhead Use 70% isopropyl alcohol on a
cotton swab to clean the print
elements from end to end.
After every five rolls
of media or more
often if necessary.
Platen roller Rotate the platen roller and
clean it thoroughly with 70%
isopropyl alcohol on a cotton
swab.
After every five rolls
of media or more
often if necessary.
Paper sensors Clean thoroughly with 70%
isopropyl alcohol and a cotton
swab.
After every five rolls
of media or more
often if necessary.
Tea r b a r Clean thoroughly with 70%
isopropyl alcohol and a cotton
swab.
As needed.
Exterior Clean with a water-dampened
cloth.
As needed.
Interior Brush or air blow. Make sure
the paper sensor is free of dust.
After every five rolls
of media or more
often if necessary.