MaintenanceChapter —3
30 PK80Series 80-Column User’sManual
Mask Spring Cleaning
Look at the maskspring behind the print head. If the mask spring needs to
be cleaned, go onto the next page. If the mask spring appears to be in
good condition,install a new ribbon cartridge as described on page 13.
1Pri nt head
2Maskspring
1
2
Do the following to clean the mask spring:
1Unlatch the print head locking tabs to release the pri nt head, lift the
printheadandsetaside,thenliftupthepaperbail.Donot detach the
print head unit.
Never use a sharp object, such as pinchers, to clean between the
print head and the platen (rubber roller). This can damage the mask
spring and printhead.
2Remove the clear plastic paper guide that seats the mask spring, if neces-
sary. Use your fingernails to loosen the base of the paper guide, then
pull the paper guide straight up from the printer mechanism.
3Removethemetalmaskspringfromthepaperguideandcleanwitha
quality cleaner. Replace if damaged.
4Put the good,clean mask spring into the paper guide and installthe pa-
per guide into the printer.