SunStar SWF/C Series - 5-7) UPPER THREADING AND TENSION ADJUSTMENT

5-7) UPPER THREADING AND TENSION ADJUSTMENT
1) Upper Threading
5-10
[NOTE]
Do not stand on the table when threading the upper thread stand. The table may be damaged.
Upper thread
stand
Upper thread
(from the upper
thread stand)
Sub thread
adjuster
Thread tension
adjustment board
Thread detecting
roller
Thread detecting
board
Rotary tension disk
Main thread
tension adjuster
Upper thread guide
Thread guide
(upper)
Take-up lever
Thread guide
(middle)
Presser foot
Needle
[Fig.5-12]
Take-up lever spring
Upper thread
holder