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Needle-presser module
Modules
Assembly
12
Thread take-up lever assy. attachment
1. Apply a bead of MOLYKOTE EM30L to the 2 calking shafts of the needle
bar crank
1
.
2. Apply a bead of MOLYKOTE EM30L to the calking shaft of the thread
take-up lever assembly
2
.
3. Insert the needle bar crank
3
rod (end with the larger diameter) into the
calking shaft (longer) of the needle bar crank
1
.
4. Apply a bead of MOLYKOTE EM30L to the screw attachment face of the
needle bar crack
1
(tip of the shorter calking shaft).
5. Insert the calking shaft (longer) of the needle bar crank
3
into the thread
take-up counter weight
4
.
*Key point
• Align the D-cut face
5
of the needle bar crank calking shaft
with the screw hole
6
on the thread take-up counter weight.
6. Fully tighten the 2 screws
1
temporarily attached to the thread take-up
counter weight
4
.
7. Insert the calking shaft of the thread take-up lever assembly
2
into the
shaft hole on the thread take-up lever link
7
.
8. Insert the calking shaft (shorter) of the needle bar crank
1
into the shaft
hole on the thread take-up lever assembly
2
, and then tighten the screw
2
.
*Key point
• The screw
2
has a reverse helical flute thread.
Apply MOLYKOTE EM30L to the 2 calking shafts of the
needle bar crank.
Bead
XC8385***
Apply MOLYKOTE EM30L to the calking shaft of the
thread take-up lever assembly.
Bead
XC8385***
Apply MOLYKOTE EM30L to the screw attachment face
of the needle bar crack (tip of the shorter calking shaft).
Bead
XC8385***
1
Torque
1.37 – 1.77 N·m
2
Torque
1.18 – 1.57 N·m
2
3
2
1
3
3
5
6
7
2
1
2
4
Set Screw, Socket (FT)
M5X5
Screw, Flat
SM3.57-40X7 L
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: ......