3 - 54
Needle-presser module
Modules
24
Needle bar assembly attachment
1. Apply a small amount of Epnoc Grease AP to the needle thread block
1
.
2. Attach the needle bar
2
, needle thread block
1
, needle bar hook stand
assy.
3
, thrust washer and,
hand start screws
1
(two).
(Fully tighten after 4 - 9 "Needle bar height adjustment," and 4 - 29"Adjust
the needle thread block.")
*Key point
• With the unit shaft D cut
4
facing forward, the upper surface
of the needle block
5
and the needle bar supporter assy.
6
should be adjusted to approximately 10 mm separation.
• Adjust the space between the needle thread block
1
and the
needle bar block
4
to approximately 2 mm.
• When the needle thread block
1
is viewed from the front, it is
secured in a position turned slightly counterclockwise
(see 4 - 29 "Adjust the needle thread block").
Lubricate the needle bar crank joint area with Molykote
(Sewing Lube 90% + Molykote dispersion).
1 – 2 drops
Apply Epnoc Grease AP to the sliding pin part of
the needle thread block.
Small amount
Lubricate the needle bar supporter assy. needle
operating area with Sewing Lube.
1 – 2 drops
1
Torque
Hand tighten
S43
1
3
S43
1
Approx. 2 mm
between
1
and
4
5
6
Approx. 10 mm
between
5
and
6
2
4
S43
Set Screw, Socket (FT)
M4X4
NEEDLE BAR PRESSER SPRING
XC6254***
4
8
4.95
25
Release guide plate attachment
1. Attach the release guide plate
1
using screws
1
.
1
Torque
0.79 – 1.18 N·m
1
1
Screw, Bind
M
3X6
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: ......