EPSON Stylus Pro 3800/3800C/3850
Revision A
OPERATING PRINCIPLES
Cleaning Mechanism
45
Pump Unit
The ink is absorbed from the head nozzles. The sucked waste ink is conveyed to the
waste ink pad through the tube.
The CW rotation of the pump motor rotates the conveyance roller. The roller rotates
pressing the tube to convey the waste ink from the cap unit to the waste ink pad.
The CCW rotation of the pump motor moves the conveyance roller away from the
pressing position.
Figure 2-13. Pump Unit Mechanism
Head Cleaner
The head cleaner wipes off ink, dirt or the like from the surface of the head nozzles.
The CW rotation of the pump motor moves the head cleaner to the wiping position.
Figure 2-14. Head Cleaner Mechanism
To Waste Ink Pad
Head Nozzle
Conveyance Roller
Combination
Gear,15.5, 9.5
Intermittent Gear, 21.5
Spur Gear, 26.5
Spur Gear,13
Head Cleaner
Combination
Gear, 16, 11.5
Pinion Gear
(Pump Motor)
Combination
Gear, 13.5, 10
Combination
Gear, 13.5, 10
Spur Gear, 21.5
Summary of Contents for 3800 - Stylus Pro Color Inkjet Printer
Page 1: ...EPSONStylusPro3800 3800C 3850 Large Format Color Inkjet Printer S SERVICE MANUAL SEIJ06007 ...
Page 5: ...Revision Status Revision Date of Issue Description A November 30 2006 First release ...
Page 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 35: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 61: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 85: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Page 190: ...C H A P T E R 5 ADJUSTMENT ...
Page 250: ...C H A P T E R 6 MAINTENANCE ...
Page 262: ...C H A P T E R 7 APPENDIX ...
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