Preventive Maintenance; Safety Inspection Guide; Scheduled Maintenance; Customer Replacable Units (Crus) - Lexmark X548 Series Service Manual

6. Preventive maintenance

This chapter describes procedures for printer preventive maintenance. Follow these recommendations to help
prevent problems and maintain optimum performance.

Safety inspection guide

The purpose of this inspection guide is to aid you in identifying unsafe conditions.
If any unsafe conditions exist, find out how serious the hazard could be and if you can continue before you
correct the hazard.
Check the following items:
Damaged, missing, or altered parts, especially in the area of the On/Off switch and the power supply
•
Damaged, missing, or altered covers, especially in the area of the top cover and the power supply cover
•
Possible safety exposure from any non-Lexmark attachments
•

Scheduled maintenance

Customer replacable units (CRUs)

The following parts also need to be checked for wear or damage, and replaced if necessary.
Part number
40X5168
40X7545
40X8419

Maintenance kit

After 60,000 printed pages (sides), a maintenance kit may be required. It is necessary to replace the fuser
assembly, ITU, and duplex reference plate to maintain the print quality and reliability of the printer. The
parts are available as a maintenance kit with the following part numbers:
Description
115 V Maintenance kit (115 V fuser, ITU, duplex reference edge)
230 V Maintenance kit (230 V fuser, ITU, duplex reference edge)
100 V Maintenance kit (100 V fuser, ITU, duplex reference edge)
Description
Pick tire replacement CRU
ADF separator roll replacement CRU
ADF separator pad replacement CRU
Replacement life
120,000 pages (sides)
60,000 pages (sides)
60,000 pages (sides)
Part number
40X2254
40X2255
40X2261
Preventive maintenance
7525-63x
Previous
Next
Go Back
6-1