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Disassembly, Reassembly and Lubrication
3-25 CL-S6621
3-6-9. “SA, Ribbon Tension Shaft F” and “SA, Ribbon Sensor” on the
front side
1. Open the “Cover Top” Block and remove the “Unit, Ribbon”. Refer to “3-6-2 Unit, Ribbon”.
2. Remove the ribbon covers. Refer to “
3-6-4(1) Removing the ribbon covers”.
3. Remove the “Unit, Ribbon Sensor F”. Refer to “
3-6-8 “Unit, Ribbon Sensor F/R” and “SA
Ribbon Frame””.
4. Release the “Bush Ribbon Roller” (2 pcs.) () at both ends. First, lift its end with the blade of a
flat-blade screwdriver or the like (“a”) and then turn it by approx. 90 degrees (“b”). (See the
magnified view.) Next, remove the “SA, Ribbon Tension Shaft F” Block, and then the “Bush
Ribbon Roller” (2 pcs.).
5. Peel off the “Sheet Static Eliminator 6621” from the “SA, Ribbon Tension Shaft F” Block.
6. Remove the 2 screws (No.0, TFH (PT4-0.5), M2.), and detach the “Interrupter Ribbon Sensor”
and “Holder Tension Spring 1” from the “SA, Ribbon Tension Shaft F” ().
7. Remove the 1 screw (PH (PW), M2x8) (), and detach the “Lever Tension Adjust F” Block and
“Shaft Tension Adjust”.
8. Remove the 2 Screws (No.0, TFH (PT4-0.5), M2) (), and detach the ”Knob, Tension Adjust”
from the “Lever Tension Adjust F”.
9. Remove the 1 screw (No.0, TFH (PT4-0.5), M2), and detach the “Holder Tension Spring 2” and
“Spring Ribbon Tension” (2 pcs.) from the “Lever Tension Adjust F”.
10. Remove the 2 screws (No.0PH (4-0.3)M2x3 (NI)) (), and detach the “SA, Ribbon Sensor”
from the “Plate Ribbon Tension Sensor”.
Note on reassembling:
• Apply FLOIL G-311S to the slits (4 places) shown by the
marks.
FLOIL G-311S
PH (PW), M2x8
No.0, TFH (PT4-0.5), M2
Lever Tension Adjust F
Shaft Tension Adjust
Bush Ribbon Roller
No.0PH (4-0.3)M2x3 (NI)
SA, Ribbon Sensor
J104
Plate Ribbon Tension Sensor
Bush Ribbon Roller
SA, Ribbon Tension Shaft F
Sheet Static Eliminator 6621
No.0, TFH (PT4-0.5), M2.
Interrupter Ribbon
Sensor
Holder Tension Spring 1
Spring Ribbon Tension
Holder Tension Spring 2
a
b
No.0, TFH (PT4-0.5), M2
Knob, Tension, Adjust