Ink System Unit - Epson Stylus CX3700 Service Manual

EPSON Stylus CX3700/CX3800/CX3805/CX3810/DX3800/DX3850

4.4.22 Ink System Unit

External view
Head Cleaner
Sealing Rubber
Cap Unit
Groove
Tabs Lower Right Side
Notch and Carriage Lock Position
Figure 4-38. Removing Ink System Unit
DISASSEMBLY/ASSEMBLY
Right Side
Guide Pins
C.B.P 3x8 F/Zn (4±1kgfcm)
Compound Gears
27.2, 19.02
Change Lever
Tabs
Guide Pins
Pump Unit
Printer Section
Part/Unit that should be removed before removing Ink System Unit
Document Cover / Paper Support Assy. / Scanner Unit / Panel Unit /
Housing Upper / Print Head / Printer Mechanism / Main Board Unit /
ASF Unit / Holder Shaft Unit / CR Guide Frame / CR Motor / Carriage Unit /
EJ Frame Unit
Removal procedure
Do not touch or damage the Sealing Rubber or the Head
C A U T I O N
Cleaner when performing the following work.
Mark the connection location before removing the Ink Tube.
1. Release the Ink Tube from the groove on the downside of the Cap Frame.
2. Remove the screw (x1, ) that secures the Cap Unit.
3. Slide the Cap Unit to the inside of the Main Frame, and release the tabs (x2,
) of the Cap Unit from the Main Frame.
When removing the Ink System Unit, be careful not to drop the
C A U T I O N
Change Lever and Compound Gears 27.2, 19.2.
4. Release the Carriage Lock from the notch of the Main Frame/
5. Carefully release the tabs (x3,
Frame, and remove the Pump Unit.
6. Remove the whole Ink System from the Printer Mechanism, and remove the
gears (x4), Pump Pulley, and Change Lever.
When installing the Ink System Unit, follow the steps described
below.
1. Place the Carriage Lock inside the notch of the Main Frame as
shown in the figure.
2. Match the guide pins (x2,
positioning holes (x2) of the Main Frame.
3. Match the guide pins (x2,
positioning holes (x2) of the Main Frame.
4. Place the Ink Tube into the groove, and install the Ink System
Unit.
Revision A
) that secure the Pump Unit to the Main
) of the Pump Unit with the
) of the Cap Unit with the
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