Dell 1135N Service Manual page 124

6) Paper rolled in the fuser
Description : If contaminated at intervals of 77.6mm on the back of a paper.
1. Contamination of the
pressure roller or heat roller
(Background, Hot off set).
2. Check the claw of the fuser
whether it is deformed.
Service Manual
Alignment and Troubleshooting
After disassembling the fuser,
clean contamination between the
heat roller and the thermostor and
remove the contamination of the
pressure roller.
1. If there is heavy background,
2. Clean the surface of the heat
3. Check the warp or separation
4-51
repair it by the background
troubleshooting method.
roller with IPA or water
of the print claw and the holder
plate claw.