HP Indigo press 3050 User Manual page 113

11 Insert the paper into the density sensor slit which is located at the back of the
Figure 8-17. Density sensor cleaning
12 Clean the sensor with imaging oil.
Note Do not use the same paper twice.
13 Reinstall the ink pump unit into the ink tank.
14 Push in and tighten the release knob.
15 Connect the air hose to the quick coupling connection on the ink concentrate can.
112 Chapter 8 Handling ink
electronic board on the pump unit. Remove the paper.
Density sensor
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