Hitachi PXR, Service Manual

Page: 222 / 231

Remarks
[Shut down]
→
[Shut down] or [Circulation Control] - [Cleaning stop]
MV1: Supply
Step
65 um
2.ON
40 um
100 um
Sequence Name
1
High-voltage
OFF
8
Operation
Cleaning stop [PXR-D
、
PXR-H]
MV5: Circulation
MV6: Pressure relief
MV7: Makeup ink
3.ON
MV8: Cleaning
1
−
1.ON
ON
2
Interval
3.ON
ON
1.ON
3
Pressurize
the makeup
ink path
2.ON 2.ON
3.ON 4.ON
2.ON
1.ON
ON ON
1.ON
4.ON
5
3.ON
4.ON
2.ON
1.ON
ON ON
6
3
3.ON
5.ON
7
3.ON
4.ON
2.ON
1.ON
8
4.ON
2.ON
1
1.ON
ON
5.ON
9
3.ON
4.ON
Eject makeup ink
2
1
4
20
3.ON
2.ON
1.ON
8
2 1
3
3.ON
ON
5.ON 1.ON
ON
10
3.ON
2.ON
1.ON
2
2.ON
1.ON
2.ON
3.ON 2.ON
ON
3.ON
1.ON
4.ON
1.ON
ON
30
ON
1
2.ON
1.ON
1.ON
ON ON ON
1.ON
5
16 15
100 54
Pressure-
relief
5
ON
8
4.ON
2.ON
5
3 1
PXR-P 20
Time [sec.]
Pressure-
relief the
supply path
12
Check the
MV8 OFF
Pressure-
relief the
supply path
Pressurize
the makeup
ink path
Eject makeup ink Check the
MV8 OFF
Pressure-
relief
Outline
High-voltage
OFF
Interval
15
11 12 13
5 1.2
10 11 13 14
0.7 20
6 7 8 9 2 3 4 5 Step
−
1
Cleaning stop [PXR-P]
Operation [Shut down]
→
[Shut down] or [Circulation Control] - [Cleaning stop]
Remarks
Outline
Time [sec.]
Sequence Name
Pump
MV9: Shutoff
MV2: Replenishment
MV3: Recovery
MV4: Agitation
Pressure-
relief the
supply path
Pressure-
relief the
supply path
14
3.ON 3.ON 3.ON 3.ON MV1: Supply 2.ON 2.ON 2.ON 3.ON 3.ON 3.ON 2.ON
MV2: Replenishment
MV3: Recovery
3.ON 3.ON 4.ON 4.ON 4.ON 3.ON 4.ON 4.ON 4.ON 2.ON 3.ON 2.ON 2.ON
MV4: Agitation 2.ON 2.ON 2.ON 2.ON 2.ON 2.ON 1.ON
MV5: Circulation 1.ON 1.ON 1.ON 1.ON 1.ON 1.ON
MV6: Pressure relief
MV7: Makeup ink 1.ON 1.ON
4.ON
MV8: Cleaning 5.ON 1.ON 5.ON 1.ON 1.ON 5.ON 1.ON
MV9: Shutoff 1.ON 1.ON 4.ON
Pump ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON
1 3 1 1 1 0.5 1.2 0.7 100 10
Suck the circulation / recovery path
Suck the circulation / recovery path
8-9