When Nozzle Clogging Cannot Be Solved; Washing Of Head Nozzle - Ricoh L4160 Operation Manual

When Nozzle Clogging Cannot Be Solved

When nozzle clogging cannot be solved even after the head cleaning (
following two functions:
NOZZLE WASH
Washing nozzle surface
NOZZLE RECOVERY

Washing of Head nozzle

Perform cleaning of the nozzles in the heads to prevent them being clogged with coagulated ink.
Check the items on the
right beforehand.
1
Press the
2
Press
3
Press the
• The carriage moves to the maintenance position.
• If the carriage is not covered by the ink cap for a long period of
time, the nozzle face of the head may get dry and clogged,
resulting in white lines being left in the printed image.
• The buzzer sounds periodically while the carriage is out of the
capping station. The buzzer sounds at shorter interval when the
print heater temperature is high.
4
Clean the wiper and the bracket.
(1) Open the right maintenance cover then pull out it by holding projections at both ends of the
wiper.
(2) Clean the wiper and bracket with a clean stick dipped in Cleaning Fluid for maintenance.
Wipe off so that Cleaning Fluid for maintenance will not remain.
(3) Insert it in the original position by holding the projections at both ends of the wiper.
• Wash the head nozzle. (
• Wash the nozzle surface. (
• Alternative nozzles for printing, when nozzles missing can not be improved.
( P.4-22)
Is [NEAR END] or [INK END] displayed?
• The Cleaning Fluid or ink is absorbed when the nozzles are washed.
At this time, if the state of "no ink" or "almost no ink" is detected, the nozzle
washing operation cannot start.
• Replace the Eco-cartridge with another from which the state of "almost no ink" or
"no ink" is not detected.
key in LOCAL.
MAINT.
to select [NOZZLE WASH].
key.
• Until wiper cleaning is competed, [COMPLETED (NEXT): ENT] is displayed on the screen. After
the work up to the step 4 is completed, press the
before cleaning is completed, the machine moves to the next washing procedure.
P.2-22) has been done, perform the
P.4-17)
P.4-20)
CARR I AGE OU T
NOZ Z L E WASH
WI PER C L EAN I NG
COMP L E T ED ( NEX T ) [ EN T ]
key. If you press the
Projection
1
[ EN T ]
1
[ EN T ]
1
key
4
4-17