Brother Innov-is NV4000D, Service Manual

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Embroidery Main parts
14
Y carriage assembly attachment
1. Attach the spring washer
2
and the plain washer
3
to the Y guide shaft
1
(from the end with the groove), and then attach the stop ring (10.69) to
the outer groove.
2. Slide the Y slider
4
to the top of the Y sensor PCB
5
.
3. Temporarily attach the Y carriage assembly
6
to the Y slider
4
.
*Key point
• Slide the frame 7 of the Y carriage assembly into the 2
grooves on the Y slider
8
to attach it.
• Do not tighten the screw at this point.
4. Insert the Y guide shaft
1
(the end without the retaining ring) into the
shaft hole on the left end of the X carriage assembly until it reaches the
shaft hole at the right end.
5. Press the left end of the Y guide shaft
1
to the right, and then attach the
stop ring (10.69) to the inner groove.
6. Secure the Y carriage assembly
6
with the 2 screws
1
.
*Key point
• Tighten the screws
1
in the following order:
1
-1 (temporarily
tighten), 1 -2 (fully tighten), and 1 -1 (fully tighten).
NOTE
• Check that the shutter of the Y slider is almost centered
relative to the sensor of the Y sensor PCB.
Start movie clip (CD-ROM version only)
1
Torque
0.59 – 0.79 N
·
m
6 1 -2 1 -1
8 7
1
stop ring(10.69)
1
stop ring (10.69)
3 2
5 4
Taptite, Bind P
M3X10
Color; Black