4 - 21
Adjustment
Adjustment
Inner rotary hook assy. (lower thread) tension
1. Set the bobbin (the schappe spun thread #60) in the inner rotary hook assy..
2. Pull the thread by a tension gauge, and turn the spring adjusting screw, adjust the tension to 0.1 to 0.12N (10 to
12g).
3. After adjustment, apply a small amount of the thread locker to the spring adjusting screw.
XA9153001
Tension gauge 30 (0.3N)
0.1 - 0.12mm
(10 - 12g)
Schappe Spun
Thread #60
Sprig adjusting screw
Summary of Contents for HS-3000
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Page 16: ...2 1 2 Disassembly Main parts 2 2 Feed unit 2 22 Needle presser unit 2 30 ...
Page 17: ...2 2 Main parts Main parts location diagram Main unit ...
Page 37: ...2 22 Feed unit location diagram Main unit ...
Page 45: ...2 30 Needle presser unit location diagram Main unit ...
Page 55: ...3 2 Main parts Main parts location diagram Main unit ...
Page 77: ...3 24 Main unit Main parts 36 Accessory table attachment 1 Attach the accessory table 1 1 ...
Page 78: ...3 25 Assembly Feed unit Feed unit location diagram Main unit ...
Page 90: ...3 37 Assembly Needle presser unit Needle presser unit location diagram Main unit ...
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