4 - 23
In
spection and
Adjustment
Adjustment
Needle bar height adjustment
1. Rotate the pulley manually to move the needle bar until the needle's right edge matches the rotating hook's tip.
2. Loosen the screw
1
.
3. Adjust the needle bar height and alignment.
4. Tighten the screw
1
.
5. Repeat the same steps to adjust the needle bar height for the other 5 needle bars.
*Key point
• Pressing [
←
] and [
→
] selects the other needle bars.
Clearance between top edge of rotating hook's
tip and top edge of needle hole
1.8 - 2.2 mm
Alignment of needle bar and needle guard
relative to upper shaft
Tilt to the right (when viewed from the front)
0 to 2°.
1
Torque
0.78 - 1.18 N-m
Set Screw, Socket (CP)
SM4.37-40X4
The clearance between the top edge of rotating hook's tip and
top edge of needle hole should be 1.8 - 2.2 mm.
Face the needle hole to the front.
1
1.8 - 2.2 mm
0 to 2°
36
Summary of Contents for EMP6
Page 1: ...EMP6 BMP8 Technical Training...
Page 16: ...2 55 Disassembly Power unit Main unit 15...
Page 18: ...2 73 Disassembly Operation panel Main unit 17...
Page 44: ......
