Citizen Systems Citizen PPU PPU-700 - Manual (Page 11)

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Observe the following precautions for daily maintenance.
● When cleaning the printer, always turn it off and unplug it from the
supply outlet.
● Use a soft, dry cloth for cleaning the surface of the printer case.
● For severe stains, use a soft cloth slightly dampened with water.
● Never use organic cleaning solvent such as alcohol, paint thinner,
trichloroethylene, benzene, or ketone. Never use a chemically
processed cleaning cloth.
● To remove paper chips, use a soft brush.
● When transporting the printer, remove the paper roll from its paper
holder.
CAUTION
• The thermal head is at a dangerously high temperature immediately
after printing. Allow it to cool off before launching maintenance
work.
● Clean the thermal head by wiping the dust off the surface of the
heating element on the print head with gauze slightly moistened by
alcohol.
CAUTION
• Do not touch the heating element of the print head by bare hand or
via metal strip.
• The thermal head is at a dangerously high temperature immediately
after printing. Allow it to cool off before launching maintenance
work.
● Clean the presenter by wiping the dust off the surface of the rubber
roller with gauze slightly moistened by alcohol.
DAILY MAINTENANCE