Baby Lock BLMY, Руководство по обслуживанию

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3 - 4
Needle bar, presser mechanism / upper shaft mechanism Main unit
3
Needle-presser module attachment
1. Attach the retaining ring E5 to the shaft
1
.
2. Insert the shaft
1
into the shaft hole on the left side of the needle presser
module
2
.
*Key point
• Insert the shorter end of the shaft 1 from the reataining ring
(E5) into the shaft hole on the needle presser module
2
.
3. Insert the shaft
1
into the needle presser module
2
, and then attach the
presser plate A
3
with the 2 screws
1
.
4. Attach the presser plate B
4
with the 2 screws
1
.
5. Tighten the screw
2
temporarily. (Fully tighten the screw after performing
4 - 12 Clearance between the needle and the rotary hook point adjustment)
1
Torque
1.47 – 1.98 N·m
2
Torque
0.78 – 1.18 N·m
2
3
1
4 1
Retaining ring E5
2
Taptite, Bind S
M 4X10
Screw, Pan (S/P washer)
M3X16A
4
Upper shaft pulley attachment
1. Align the base line on the rotation shutter A (on the same surface as the
upper shaft B D cut) and the base line on the upper shaft pulley C , and
attach the upper shaft pulley
1
to the upper shaft assy.
2
.
2. Attach retaining ring E6.
1
B
C
A
2
Retaining ring E6