Inspection; Daily Checks; Periodic Checks - Epson EU-T432 Technical Manual

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Inspection

The maintenance and inspection procedures for the printer fall into two categories. One is
"Daily checks" for the printer user, and the other is "Periodic checks" for someone with more
technical knowledge. Maintenance and inspection procedures should be carried out by properly
qualified personnel.

Daily Checks

Make sure the printer is used properly and kept in good repair. If there are any problems,
correct them using procedures in the table below. The items to be checked are as follows:
Table 4-1 Daily Checks
Check item
Setup status
Paper chips or foreign
matter inside the
product
Paper state

Periodic Checks

Every six months, check the items listed in the table below. If there are any problems, correct
them using procedures in the table below.
Table 4-2 Periodic Checks
Check item
Dust, fuzz, or dirt sticking
to various parts
Lubrication status
Operating status
Rev. A
Standard
No cables or connectors are
disconnected.
Paper roll is loaded properly.
No units or modules such as the paper roll
supply module, the platen unit, the cut
sheet presenter module, the cover, circuit
board are open.
No paper chips or foreign matter is inside
the product
Specified paper is used.
No discolored or torn paper is used.
Standard
No dirt or dust is on any parts or collected
in the paper path.
No paper chips or foreign matter is in the
areas such as around the thermal head
heating elements, the cutter, gears,
detectors, and inside the paper path.
Lubrication is satisfactory.
• Printing, paper feeding and issuing
operations perform properly.
• No abnormal sound
• All other functions perform properly and
parts are not deformed or worn.
EU-T432 Technical Manual
Procedure
Connect the cables or connectors
properly.
Load the paper properly.
Close the units or the modules.
Remove paper chips or foreign matter.
Replace with the specified paper
Replace with a new paper roll.
Procedure
Remove dust, fuzz, or dirt with a vacuum
cleaner.
• Wipe off dirt and dust with alcohol.
• Remove foreign matter or paper chips.
• Wipe the platen surface with alcohol
when paper chips have accumulated.
Lubricate the lubrication points if
required.
See "Troubleshooting" on page 5-2.
Maintenance 4-3