
User’s Guide ValueJet 1608 HS
170
AP-75810 - Revision 2.0
Printing lines are not straight
Printing lines are duplicated or patchy
7.1.5
Air pressure related troubleshooting
N°
Possible cause
Remedy
Reference
1
Is the ink bag within the validity
period?
Use a new ink bag.
Replacing the
ink bags on
page 61
2
Are you using recommended
media?
Use recommended media.
3
Did you perform Alignment?
Perform Alignment.
Set the correct
distance adjust
(Step) on
page 81
4
Did you perform Media feed
compensation?
Perform Media feed
compensation.
Set the correct
distance adjust
(Step) on
page 81
5
Is pressure adjustment value set
correctly?
Set an appropriate pressure
value.
Adjusting the
pressure on the
media on
page 48
N°
Possible cause
Remedy
Reference
1
Are the nozzles in good
condition?
Perform a Head cleaning.
N°
Possible cause
Remedy
1
Misting or overspray of ink on printed
images
Lower the air pressure
2
Horizontal banding and colour shifting
Lower the air pressure
3
Heater temperatures will not reach the
set temperature
Lower the air pressure
4
The flow switch will not activate to supply
power to the heat elements
Increase the air pressure
5
The ink will not dry on the media
Increase the air pressure
6
The heat elements may burn out
prematurely
Increase the air pressure