Brother AE2700, Руководство по обслуживанию

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Feed control mechanism Application of Assembly
Application Application
2
Assembly of Lever holder assy
1. Tighten the screw
1
to the reverse sewing lever D assy
2
, and then
tighten the nut 4
3
to the screw
1
temporarily.
*Key point
• Fully tighten the nut 4
3
after performing "4-29 Adjustment:
SS pattern (triple stretch stitch) stitch length" .
2. Assemble the reverse sewing lever C assy
4
and the reverse sewing lever
D assy
2
to the shaft
5
of the lever holder sub assy
6
as shown in the
right figure, and then attach the retaining ring E4
7
.
3. Set the connecting rod D
8
and the connecting rod U
9
to the shaft
0
of
the reverse sewing lever C assy
4
, and then attach the retaining ring E4
A
.
*Key point
• Check that align the boss of the connecting rod D
8
with the
positioning hole of the connecting rod U
9
.
4. Set the reverse sew adjusting screw
B
to the connecting rod D
8
and the
connecting rod U
9
, and tighten the nut 4
C
temporarily.
*Key point
• Check that place the reverse sew adjusting screw
B
with the
larger end facing rightward.
• Fully tighten the nut 4
C
after performing "4-32 Adjustment:
Straight forward/Straight reverse stitch length" .
Lubricate the EPNOC AP(N) 0 to the shaft
5
of
the lever holder sub assy
6
.
3mm dia. ball
Lubricate the EPNOC AP(N) 0 to the shaft
0
of
the reverse sewing lever C assy
4
.
3mm dia. ball
Lubricate the EPNOC AP(N) 0 to the shaft
D
of
the reverse sewing lever D assy
2
.
3mm dia. ball
8
A B
9 2
6 C
2
4
3
6 1 7
6
5
1
2
D
7
3
4
B
B
9
0
A
C
8
9
0
4
D