Brother AE2700, Руководство по обслуживанию

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Feed unit Application of Assembly
Application Application
1-3 Assembly/Attachment of Lower shaft assy
1. Set the set screw collar
1
, the washer thrust
2
, the lower shaft bushing
3
and the washer thrust
4
to the lower shaft assy
5
, and then attach the
retaining ring E6
6
.
2. Tighten the 2 screws
1
while pushing the set screw collar
1
to the
direction of the arrow
7
.
*Key point
• Check that it is not a wobble, and it moves smoothly.
3. Set the timing pulley D
8
to the lower shaft assy
5
, and slide it to the
direction of the arrow
9
, and then tighten the 2 screws
2
temporarily.
*Key point
• Set the groove
0
of the timing pulley D
8
facing frontward so
that the larger end of the feed cam
A
facing backward in the
state that the positioning hole
B
with the vertical.
• Fully tighten the 2 screws
2
after performing "4-19
Adjustment: Needle bar rising" .
4. Set the lower shaft bushing
C
to the lower shaft assy
5
, and then attach
the retaining ring E6
D
.
5. Set the lower shaft assy
5
to the bottom side of the feed holder
E
.
*Key point
• Check that the lower shaft bushing
C
is set the positioning
part of the back side of the feed holder
E
.
• When attaching the lower shaft assy
5
, set the outer rotary
hook
F
with the mark
G
facing frontward, and set the lower
shaft assy
5
so that the larger end of the feed cam
A
facing
backward in the state that the positioning hole
B
with the
vertical.
6. Set the bushing presser
H
to the back side of the feed holder
E
, and then
secure it with the 2 screws
3
.
Apply FBK OIL RO 100 to the left and right end of
the lower shaft bushing
3
.
2 drops
Apply FBK OIL RO 100 to the left and right end of
the lower shaft bushing
C
.
2 drops
1
2
3
3
3 5
H D
E C
5
C
1
2
2
6
0
8
3
1
4
2
A
B
D
1
5 1 2 3 6 4
7 9 2
8
G A
Rear
F
0
Set Screw, Socket (FT)
M4X4
Set Screw, Socket (CP)
M5X5
Screw, Bind
M 4X8