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Chapter 3 — Troubleshooting and Maintaining the PB50
PB50 Mobile Label and Receipt Printer User’s Guide 49
Parts of the PB50 to Clean Regularly
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.
Do not clean the linerless platen
roller with isopropyl alcohol.
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.
Tear bar 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.
Paper sensor
Label taken
sensor
Printhead
Tear bar
Platen roller
Label gap
sensor