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Needle-presser module
Modules
10
Z zigzag lever assy. attachment
1. Attach the cap
2
to the Z zigzag lever assy
1
.
2. Apply a small amount of MOLYKOTE EM30L to the 2 Z zigzag lever
assy
1
pins.
3. Attach the Z zigzag lever assy
1
to the upper unit holder, and the attach
retaining ring E3.
*Key point
• The end
3
of the Z zigzag lever
1
is the left side of the Z
zigzag cam
4
.
Apply MOLYKOTE EM30L to the two pins on the
Z zigzag lever
Small amount
XC8385***
3
Retaining ring E3
2
4
1
11
Thread take-up counter weight attachment
1. Attach the retaining ring E6 to the unit shaft
1
.
2. Attach the thrust washer
2
, unit shaft
1
, thrust washer
2
to the shaft
bushing assembly
3
.
3. Attach the thread take-up counter weight
4
using the 2 screws
1
.
*Key point
• Align the screw hole
5
in the thread take-up counter weight
4
and the unit shaft D cut surface
6
.
4. Lubricate part
7
of the shaft bushing assembly
3
with one to two drops
of OILER B ASSY.
Lubricate the unit shaft with OILER B ASSY.
1 – 2 drops
XZ0206***
Lubricate the inside of the shaft bushing with
OILER B ASSY
1 – 2 drops
XZ0206***
1
Torque
1.37 – 1.77 N·m
1
Retaining ring E6
5
1
x 2
2
6
4
3
2
7
Set Screw, Socket (FT)
M5X5
Summary of Contents for BLMY
Page 1: ......
Page 2: ......
Page 3: ......
Page 19: ...1 8 ...
Page 21: ...2 2 Main parts location diagram Main unit ...
Page 30: ...2 11 Disassembly Electrical parts and motors location diagram Main unit ...
Page 37: ...2 18 Thread tension mechanism location diagram Main unit ...
Page 43: ...2 24 Bobbin winder mechanism location diagram Main unit ...
Page 49: ...2 30 Needle bar presser mechanism Upper shaft mechanism location diagram Main unit ...
Page 53: ...2 34 Needle presser module breakout diagram 78 Modules ...
Page 66: ...2 47 Disassembly Feed and bobbin module breakout diagram Modules ...
Page 75: ...2 56 Thread cutter module breakout diagram Modules ...
Page 79: ...2 60 ...
Page 81: ...3 2 Needle bar presser mechanism upper shaft mechanism location diagram Main unit ...
Page 90: ...3 11 Assembly Bobbin winder mechanism location diagram Main unit ...
Page 94: ...3 15 Assembly Thread tension mechanism location diagram Main unit ...
Page 102: ...3 23 Assembly Electrical parts and motors location diagram Main unit ...
Page 109: ...3 30 Main parts location diagram Main unit ...
Page 120: ...3 41 Assembly Needle presser module breakout diagram 78 Modules ...
Page 139: ...3 60 Feed module breakout diagram Modules ...
Page 155: ...3 76 Thread cutter module breakout diagram Modules ...
Page 161: ...3 82 ...
Page 191: ...4 30 ...
Page 226: ......