Epson EPL-5900, Service Manual

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EPSON EPL-5900/EPL-5900L Revision
B
Maintenance Overview 127
6.1 Overview
This section gives information neccesary for maintaining the printer in its optimum
condition.
In maintenance and checks, never fail to observe the following precautions.
6.1.1 Cleaning
Check the inside of the printer, and remove foreign matters, if any, such as paper clips,
staples, bits of paper, paper dust or toner.
6.1.2 Maintenance
Regular Replacement Parts and Consumables are as listed below:
The maintenance work of this printer does not require any special tool or grease.
W A R N I N G
„
Disconnect the power cable before starting maintenance and
checks of the printer.
„
Always wear gloves for maintenance and checks to avoid injury
from sharp metal edges.
„
Do not expose yourself to the laser beam to prevent injury
(blindness).
„
When you perform maintenance or service of the laser printer,
never open any cover on which a warning label about laser
beam has been affixed.
„
Understand how the laser beam functions and take maximum
precautions not to injure yourself or anyone around you. When
working on the FUSER ASSY or nearby parts, be sure to wait
until the temperature of the parts cool down to a safe level.
After stopping operation of the printer, wait at least 40 minutes and
then start working on the printer.
„
To avoid dust explosion or ignition, never bring any
consumables close to flame or throw them into fire.
C A U T I O N
„
Do not use alcohol, paint thinner, or other such solvents
„
Do not clean the surface of the roller in the Transfer Roller
Unit. If the roller is particularly dirty, try printing some sheets
to remove the dirt, or take out the Transfer Roller Unit and
blow the dirt off using a compressed air gun.
Table 6-1. Cleaning Items
Item Time for Cleaning Cleaning Method
Paper Feed Roller
When image quality has
lowered or paper feed
error occurs Wipe the rubber surface with a soft
cloth soaked in water once and then
squeezed strongly.
Table 6-2. Regular Replacement Parts and Consumables
Parts Requiring Periodical
Replacement
Time for Replacement
Imaging Cartridge
After printing of average 6,000 sheets
(Pre-installed Imaging Cartridge: 3,000 sheets)
Drum Cartridge
(Photoconductor Unit)
After printing of about 20,000 sheets
Fuser Unit
After printing of about 50,000 sheets
(5% pattern continuous printing)
Transfer Roller
After printing of about 50,000 sheets
(5% pattern continuous printing)