
Printer Maintenance
KR403 Printer Maintenance
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P1016701-001 KR403 Integrators Guide 12/23/2009
KR403 Printer Maintenance
There are three types of printer servicing: Operator, Service Technician (on site) and Service
Depot level servicing.
• Operator — Can do simple maintenance procedures that do not require the printer to
be disconnected or removed from the kiosk, and do not (potentially) change the
printer configuration setting in the kiosk.
• Service Technician (at kiosk) — Can do deep cleaning, printer re-configuration, cutter
service, and replace consumable printer components (printhead, platen, and cutter
blades). All of these procedures can be done inside the kiosk without removing the
printer in many kiosk enclosures. The technician may need to remove the printer to
perform some of these procedures to gain access to both sides of the printer. A
qualified service technician is familiar with basic safety practices.
• Service Depot (printer removed from kiosk) — Complete service: repair and cleaning.
Operator Maintenance
The KR403 printer requires very little maintenance to keep the printer operating optimally.
Airborne contaminates (dust, chemicals, etc.) enter the kiosk all the time. Adhesive used to
secure the media to the roll is the other common contaminate. Cleaning the printhead after
each roll is used helps keep the print quality optimal and maximizes the printhead's usable life.
Dusting the media path (and sensors) minimizes particle accumulation on driver rollers and
sensors. The operator should clean the printhead regularly and blowout dust and other than
particles in the printer.
Cleaning the Printhead
See Cleaning the Printhead on page 42.
Dust Removal Cleaning
Do dust removal cleaning to remove particle build-up inside the printer. It is difficult to
recommend a regular cleaning period due to variations in kiosk design, media, and the
individual kiosk’s on-site environment. An arbitrary starting period for dust removal cleaning
should be once a month. Increase the frequency of cleaning if the printer begins to have
trouble sensing media, media jams, extra receipts or print quality problems. Kiosks with very
clean media (few paper particles) and have a relatively dust-free environment inside of the
kiosk, may allow you to reduce the frequency of this cleaning procedure.
Caution • Wear protective eyeware to guard against loose objects from being propelled
with air blasts and bouncing off the inside of the kiosk to hit you in your eyes!
Caution • Do Not Use air from an air compressor pump. Air compressors often use oil to
lubricate the pump. Water in the air also condenses (with other chemicals from air and
within the pump system) and sprays throughout the printer (and kiosk).
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