Bad Fusing - Epson EPL-N3000 Service Manual

EPSON EPL-N3000/AcuLaser M4000N

3.5.15 Bad Fusing

Step Action and Question
FUSER ASSY(1)
1. Check to see if the green levers at the right and left
of the Fuser have been pushed down.
2. Print the image in question again.
1
♦
Does the problem still occur?
Paper condition
1. Set new dry recommended paper.
2
2. Print the image in question again.
♦
Does the problem still occur?
Troubleshooting
Description of the problem:
The printed image is not fused to the paper
securely. The image can easily come off when
it is rubbed.
Parts below can be the source of this error:
• FUSER ASSY
(p.253)
• Heat Roll
• Pressure Roll
• BOARD ASSY., MAIN
(p.299)
• LVPS
(p.287)
Yes
Problem
Go to Step 2
solved
Problem
Go to Step 3
solved
Picture Image Trouble
Step Action and Question
Heat Roll and Pressure Roll
1. Remove the FUSER ASSY. (p.253)
WARNING!:
3
2. Turn the Gear HR by hand, and inspect the Heat
Roll and the Pressure Roll.
♦
Are the Heat Roll and the Pressure Roll free from
scratches, dirt and damage?
FUSER ASSY(2)
1. Turn the Gear HR by hand.
4
2. Check contact of the Heat Roll and the Pressure
Roll with each other when they are rotating.
♦
Does the Pressure Roll come in contact with the
Heat Roll uniformly?
No
Wait until the Fuser cools, and
then start work.
Go to Step 4
See "Parts
below can be
the source of
this error"
Revision C
Yes No
Replace the
FUSER ASSY
Replace the
FUSER ASSY
159
Confidential