Black Head Assembly - Epson Stylus 1500 Service Manual

Disassembly and Assembly

Black Head Assembly

1. Connect the black head cable to the black head, and mount the head to the carriage unit, along
with the color (YMC) head cable and the FFC holder.
2. Attach FFC holder B to the carriage unit.
3. Fit the fastening pin for the black head into the notch in the carriage unit.
4. Attach the CR cover (without the damper cover installed) to the carriage unit, and fasten the
cover to the carriage with 2 (CBP (P2) 3 × 6) screws.
5. Attach the damper to the carriage unit.
6. Insert the nut fastening the tube first; then insert the O-ring for the ink supply tube.
7. Use a torque wrench to attach the tube to the damper with the nut. The torque for tightening
the nut is 0.09 ~ 0.11 Nm (0.90 ~ 1.1 kg-cm).
8. Cover the ink supply tube with the tube cover, and attach the tube to the base frame.
9. Attach the tube cover and damper to the CR cover.
10. Attach the damper cover to the CR cover.
11. Secure the black head cable, YMC head cable, and plate holding the tube to the base frame
with a (CBS 3 × 6) screw. The torque for tightening the screw is 0.78 ~ 0.98 Nm (8 ~ 10 kg-cm).
See Table 4-1 for the complete list of adjustments required after the black head is removed
or disassembled.
DISASSEMBLY/ASSEMBLY POINTS
Move the carriage to the left end of printer manually, and adjust the distance between
the tube and left frame to 32 ~ 34 mm by sliding the plate holding tube right and left.
(See Figure 3-15, below.
Use a torque wrench to tighten the screws. Do not over-tighten!
After attaching the head, push it toward the back twice to remove any looseness between
the black head and carriage unit.
When you attach the tube cover to the CR cover, twist it a little to prevent the tube from
dropping and contacting other parts of the mechanism.
Carriage Unit
3 2 ~ 3 4 mm
Left Frame
Figure 3-15. Adjusting the Ink Supply Tube and Left Frame
3-18
REQUIRED ADJUSTMENTS
Tube Cover (Ink Supply Tube)
FFC Holder B
Plate Holding the Tube
FFC Holder
Head FFC
EPSON Stylus 1500 Service Manual