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Disassembly, Reassembly and Lubrication
CL-S6621 3-26
3-6-10. “SA, Ribbon Tension Shaft R” and “SA, Tension Sensor” on the
rear 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 R”. 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 R” Block, and then the “Bush
Ribbon Roller” (2 pcs.).
5. 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 R” ().
6. Remove the 1 screw (PH (PW), M2x8) (), and detach the “Lever Tension Adjust R” Block and
“Shaft Tension Adjust”.
7. Remove the 2 Screws (No.0, TFH (PT4-0.5), M2) (), and detach the ”Knob, Tension Adjust”
from the “Lever Tension Adjust R”.
8. 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 R”.
9. 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
Bush Ribbon Roller
Bush Ribbon
Roller
J105
Holder Tension Spring 1
Interrupter Ribbon Sensor
No.0, TFH (PT4-0.5), M2.
Shaft Tension Adjust
PH (PW), M2x8
Lever Tension Adjust R
No.0, TFH (PT4-0.5), M2
Spring Ribbon Tension
Holder Tension Spring 2
No.0PH (4-0.3)
M2x3 (NI)
SA, Ribbon Sensor
Plate Ribbon
Tension Sensor
SA, Ribbon Tension Shaft R
a
b
No.0, TFH (PT4-0.5), M2
Knob, Tension, Adjust