© 2014 MIMAKI ENGINEERING CO.,LTD.
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MAINTENANCE MANUAL > Workflow > Ink Related Parts > Replacement of the Head Unit
Model
JV300-130/160
Issued 2014.05.30 Revised
F/W ver.
1.00
Remark
1.0
Rev.
3.1.1 Replacement of the Head Unit
List of replacement procedures
Item
Work operation
Description
Ref.
Power supply
1.
Turn the main power off
Turn the main power off.
Covers
2.
Removal of covers, etc.
Remove the front cover L, M and carriage cover.
6.1.1
Printing Head
Unit Assy
3.
Removal of the head.
Remove the damper before removing the disused head.
6.2.2
4.
Mounting of the head.
Mount the new head.
*
In case of solvent ink machine: mount the new head after clean-
ing inside of the head unit with MS cleaning liquid (SPC-0294).
5.
Check of the head ID
Check the head ID and enter it manually when necessary.
(Normally, manual entry is not necessary because writing is
carried out automatically.)
4.2.10
Power supply
6.
Turn the main power on
Turn the main power on.
Ink
7.
Ink charge into the head
Fill the head with ink with [Maintenance] [InkFilling]
[Hard].
Carry out test plotting, and then check for any nozzle outs or
flight deflection of ink droplets.
Check
8.
Head slant adjustment
Mechanically adjust the replaced head.
4.2.1
9.
Correction of dot position
(Press the key [#ADJUST])
Adjust dot locations.
4.2.3
10.
Correction of dot position (Press
the key [MAINTENANCE])
Make adjustment by (pressing the key) [DROP.POScorrect]
of “user mode”.
Covers
11.
Mounting of the covers.
Mount the covers that have been removed.
6.1.1
Be sure to wear protective glasses and working gloves during the operation.
Ink may get into your eyes depending on the working condition, or hand skin may get rough if you touch
the ink.
Turn the main power OFF when turning the power OFF. It is very dangerous if sleep mode functions
mistakenly during the operation.
Head Unit