3 - 5
Needle bar, presser mechanism / upper shaft mechanism
Main unit
Assembly
5
Pulley attachment
1. Attach the pulley
1
to the upper shaft assy.
*Key point
• When the D cut
2
on the upper shaft is facing forward, the
pulley base line
3
is on the upper side.
2
1
forword
3
6
Upper shaft assy. attachment
1. Attach the fixed joint
1
to the upper shaft.
*Key point
• Attach so that the fixed joint
1
screw holes are toward the left
side.
2. Place the timing belt
2
around the upper shaft pulley
3
, and insert the
upper shaft assembly
4
.
3. Attach the bushing presser
5
using the screw
1
.
*Key point
• Move the fixed joint
1
to the left side of the upper shaft.
1
Torque
1.47 – 1.98 N·m
1
5
Screw holes toward the left side
2
3
1
4
1
Taptite, Bind S
M
4X10
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: ......