7-107
HDW-750/750CE V1
Tools
.
Torque cassette (FWD back tension) :
J-6323-890-A
.
Stop washer fastening tool :
J-6323-530-A
.
Cleaning cloth :
3-184-527-01
.
Cleaning fluid :
9-919-573-01
.
Torque screwdriver bit (for M1.4) :
J-6325-110-A
.
Torque screwdriver (for 3 kg) :
J-6325-400-A
Removal
1. Removing the full top sensor
assembly
Remove the precision screw and full top sensor
assembly.
(Refer to Section 7-16.)
2. Removing the S-tension regulator
band assembly
Remove the stop washer and remove the S-
tension regulator band assembly.
(Refer to Section 7-8.)
3. Removing the S-tension regulator
assembly
Remove the two precision screws and S-tension
regulator assembly.
(Refer to Section 7-21.)
4. Removing the threading arm assembly
Remove the stop washer and the threading arm
assembly.
(Refer to Section 7-30.)
5. Removing the cassette stopper
Remove the two precision screws and remove the
cassette stopper.
(Refer to Section 7-23.)
6. Removing the S rail
(1) Remove the six precision screws and remove
the stop washer.
(2) Raise the front of the S rail in the direction of
arrow A first, and then remove the S rail
together with the S slider assembly in the
direction of arrow B.
n
When removing the stop washer, do not
apply excessive force to the S gear assembly.
A
B
Precision screws
P1.4
x
3.5
Precision screw
P1.4
x
3.5
Precision screw
P1.4
x
3.5
Precision screw
P1.4
x
3.5
S slider assembly
Stop washer
S gear assembly
S rail
7-32. S Slider Assembly Replacement