Canon FAX L1000 Service Manual page 255

1.1.2 Cleaning
Level
User
FAX-L1000 Chapter 4: Maintenance and Service
Location
Main unit outer cover
Document pick-up
roller
Document separation
roller (upper)
Document separation
roller (lower)
Document feed roller
Document eject roller
Scanning glass
White sheet unit
Transfer guide (upper
and lower)
4-3
When
When dirty.
When document pick-up
performance fails.
When document separation or feed
performance fails.
When document separation or feed
performance fails.
When document feed
performance fails.
When document feed
performance fails.
When black vertical stripes appear
in copied or transmitted images.
When copied or transmitted
images are light.
When dirty.