Epson Stylus COLOR 3000 Service Manual - Page 77

Printhead Removal, REQUIRED ADJUSTMENT

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Disassembly and Assembly 3.2.4 Printhead Removal 1. Remove the upper housing. (See Section 3.2.1.) 2. Remove 2 screw (CBP, 3X8) and 2 plain washer (3X0.5X7) securing the damper cover to the CR unit. Note) If any ink cartridge is installed, remove it to avoid ink leakage during disassembly and assembly. 3. Remove the damper cover. 4. Remove the PW sensor cover securing the black and color head cables to the CR unit. Then release the black and color head cables. (See Section 3.2.3.) 5. Remove 1 leaf spring securing the ink tubes to the CR unit. Then remove the tubes from the CR unit. CAUTION The tube clamp in the CR unit is breakable .Therefore do not force the clamp to remove the tubes. 6. Remove each tube from the head along with the damper assembly. WORK POINT Be careful handling the damper assembly so that the ink doesn't leak. Make sure that you connect each color tube to the corresponding color ink cartridge. 7. Remove the black and color head cables. 8. Remove 2 compression springs from the printhead units. 9. Remove 2 head fixing screws and plain washers, then remove the printheads by pulling them forward. WORK POINT When removing the black head, be sure not to catch the color head cable. When disconnecting the black/color head cables from the CR unit, be careful not to damage it. Be sure to connect the black head cable to the black head which is already installed to the CR unit. When installing the head cables to the CR unit through the tube clamp, be sure to fit the square cutouts on the tube cover to the tube clamp, as shown in Figure 3-6. REQUIRED ADJUSTMENT After replacing the head, perform necessary adjustments. (See Chapter 4.) 3-8 Rev. A

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Disassembly and Assembly
Rev. A
3-8
3.2.4 Printhead Removal
1. Remove the upper housing. (See Section 3.2.1.)
2. Remove 2 screw (CBP, 3X8) and 2 plain washer (3X0.5X7) securing the damper cover to the CR unit.
Note)
If any ink cartridge is installed, remove it to avoid ink leakage during disassembly and
assembly.
3. Remove the damper cover.
4. Remove the PW sensor cover securing the black and color head cables to the CR unit. Then release
the black and color head cables. (See Section 3.2.3.)
5. Remove 1 leaf spring securing the ink tubes to the CR unit. Then remove the tubes from the CR unit.
The tube clamp in the CR unit is breakable .Therefore do not force the clamp to remove the
tubes.
6. Remove each tube from the head along with the damper assembly.
Be careful handling the damper assembly so that the ink doesn’t leak.
Make sure that you connect each color tube to the corresponding color ink cartridge.
7. Remove the black and color head cables.
8. Remove 2 compression springs from the printhead units.
9. Remove 2 head fixing screws and plain washers, then remove the printheads by pulling them forward.
WORK POINT
When removing the black head, be sure not to catch the color head cable.
When disconnecting the black/color head cables from the CR unit, be careful not to
damage it. Be sure to connect the black head cable to the black head which is already
installed to the CR unit.
When installing the head cables to the CR unit through the tube clamp, be sure to fit the
square cutouts on the tube cover to the tube clamp, as shown in Figure 3-6.
REQUIRED ADJUSTMENT
After replacing the head, perform necessary adjustments. (See Chapter 4.)
CAUTION
WORK POINT