© 2011 MIMAKI ENGINEERING CO.,LTD. 5.2.1 R.2.0 P.1
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Maintenance Manual > Test > Other Test > Ink route leak confirmation procedure
Model UJF-3042/FX Issued 2010.08.27 Revised 2011.09.30 F/W ver 1.80 / 1.00 Remark
2.0
5.2.1 Ink route leak confirmation procedure
Outline
This chapter explains ink route leak confirmation procedure after replacing the dumper adapter and the dumper.
In addition, perform this before attaching ink tube from the cartridge with the dumper port.
Confirmation procedure
1. Connect two dumper ports by the tube 2.5mm in inside diame-
ter.
2. Remove the Station Cover.
(Make the port for checking negative pressure usable.)
•Fixing screw x2
3. Attach the Leak Checking jig (Syringe) with the port for check-
ing negative pressure.
4. Check the “Leak”.
• Pull the Piston of syrige.
Criteria
OK: When you pull the piston of the syringe, you feel load, and
if you loose the power to pull, it tries to return backward.
(There is no leak of air and when you pull the piston, the
route becomes in the vacuum status.)
NG: If you can pull the piston of the syringe easily, or even if
you loose the power to pull, it does not return backward.
(There is any leak of air somewhere in the route and air
has entered in the syringe.)
Port
Dumper
Tube(Single Black)
SJ-MMK 2.5 x 4.5
Station Cover
Head1
Head2
Head3
Port for checking negative pressure
Dumper
Tube
Inside 2.5mm
Port for checking negative pressure
Head
Syringe
Tube
pump
Air drain port
Air drain
port
Dumper
Adupter
Cap
Leak Cheking jig
Do not press the piston of the syringe.
It may absorb foreign object into the nozzle and
cause discharging defect.