Hitachi IJ RX2 Service Manual page 242

6.5.18 No ink suction from gutter.
Is the tube of recovery
line or exhaust line folded?
Or, is ink clogged?
Does MV3 operate?
Execute
operation check". *1)
Replace the recovery filter.
Clean the gutter and gutter
base.
Replace the recovery pump.
*1)
"Recovery line operation check"
This operation is the work for checking for ink clogging.
The operational procedure equals to operating in the sequence of Pump→MV3 on "Valve/Pump test"
No ink suction
from gutter
Yes
No
No
Yes
the "Recovery line
Yes
Is the problem
fixed?
No
Is the problem Yes
fixed?
No
Is the problem Yes
fixed?
No
6-63
Replace the tube or clean
the tube.
Yes
No Is the problem
fixed?
Repair the sticking of
MV3 or replace it.
Yes
No Is the problem
fixed?
*1)
Resume the
operation