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PREPARATION
19
10. Run the thread from the sub thread tension regulator (15) through the spiral tube (15).
11. Run the thread further through the thread guide (15)-1, thread tension regulator (15) rotary sensor (15) and thread
guide (15)-2.
12. Open next the needle bar case cover.
13. Raise the thread holder lever (GL), hook the upper thread on the thread holder (15) from right to bottom and pass
the thread through the hole of take-up lever (15) at the top.
14. After that, run the thread down and through the thread guide (15)-3, then through the hole of the needle (15) and
finally through the hole in the presser foot (15).
15. Hook next the thread end on the thread holding spring.
16. Set the thread of spools (14) to (1) in the same manner. Finally, push down the thread holder lever (GL) down to
finish the setting of upper thread.
Fig. B Passing the Upper Thread:
Thread Guide to Needle
Tension base
Sub thread tension regulator (15)
Thread guide
Thread guide (15)-1
Thread tension
regulator (15)
Rotary sensor (15)
Thread guide (15)-2
Spiral tube (15)
Take-up lever (15)
Thread holder (15)
Thread holder lever
(GL)
Thread guide (15)-3
Needle (15)
Presser foot (15)
Thread holder spring
Threader
TOYOTA
EXPERT ESP9000
Needle bar
case cover
Needle bar
case