Xerox 3450B - Phaser B/W Laser Printer, Service Manual, Page: 95 / 180

7-2 Phaser 3450 Laser Printer Service Manual
Service Preventive Maintenance Procedure
Perform the following procedures whenever you check, service, or repair a printer.
Cleaning the printer, as outlined in the following steps, assures proper operation of the
printer and reduces the probability of having to service the printer in the future.
The frequency of use and the type of paper a customer prints on determines how
critical and how often cleaning the machine is necessary. Record the number of sheets
printed.
Recommended Tools
■
Toner vacuum cleaner
■
Clean water
■
Clean, dry, lint-free cloth
■
Black light protective bag
Cleaning
Caution
Never apply alcohol to any parts in the printer.
Never use a damp cloth to clean up toner.
If you remove the Print Cartridge, place it in a light protective bag. Exposure to
light can degrade its performance and result in early failure.
1. Record number of sheets printed.
2. Print several sheets of paper to check for problems or defects.
3. Turn off the printer.
4.
Remove any debris or foreign objects.
5.
Remove any loose toner from the interior of the printer using a Type II toner
vacuum only.
6. Remove and clean the paper trays.
7. Clean pick rollers with a slightly damp, lint-free cloth.