10
Direction A
：
Reduce the amount
Direction B
：
Increase the Amount
6
）
If user can not wind the thread smoothly, user
should loosen the nut
○
,4 , turn the winding
tension device and adjust the height of the thread
tension plate
The standard position is that the center height of
shuttle core is same as that of tensions plate.
When the lower side has more threads, user
needs move thread tension plate
○
,2.
○
,2 in direction A, or
user should move the tension plate to direction B.
After adjustment, fix the nut
○
,4.
When adjusting the bottom thread tension, user needs
turn the thread tension nut
○
,3 and adjust it.
[Note 1] At winding the bottom thread, please
tighten the thread between the shuttle core and
tension plate
2.4 Method for Putting Shuttle Core
○
,2 firstly.
[Note 2] When winding the bottom thread not in
the status of sewing, user needs remove the upper
thread on the slot of down jump thread rod and
take out the shuttle core from the shuttle
In order to avoid the personal injury due to the sudden move, user
should perform the operation after the motor stops completely.
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