MUTOH ValueJet 1604 Service Manual page 421

VJ-1604 Maintenance Manual
Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued)
No. Symptom
17 Poor accuracy of
segment length in
media feed direction
(sub scan direction)
Check item
1. Is working
environment
appropriate?
2. Is PF driving pulley
loose?
3. Is PF belt tension
adjusted to
specification?
4. Does pressure roller
drag when pressure
lever is raised?
5. Is rough surface of grid
roller partially worn
out?
6. Is grid roller rotation
heavy? Does rattling
occur when it rotates?
7. If the media in
problem is roll media,
does scroller rotate
evenly?
9-59
Action
Use machine under specified
environment.
Replace PF motor assembly.
Adjust PF speed reduction
belt tension.
If pressure roller collects
media dust on itself, wipe
dust away using a wet soft
cloth.
If grid roller is contaminated
with media dust, clean roller
with a nylon brush.
Adjust roll receiver assembly
position.
Replace roll receiver
assembly.
Change media to be used.
9 Troubleshooting
Reference
"3.5
Choosing a
Place for the
Printer" p.3-6
"4.6.2
Replacing PF
Motor
Assembly"
p.4-62
"(3)
Confirming
Completion of
Installation to
Plotter" p.7-20
Operation
Manual
Operation
Manual
"4.12.1
Replacing Roll
Media Holder
Assembly on
the VJ16_L
Side" p.4-149
"4.12.2
Replacing Roll
Media Holder
Assembly on
the VJ16_R
Side" p.4-150
Rev.-05