Threading The Needle-Thread; Threading The Bobbin Case - JUKI LBH-1790A Series Instruction Manual

3. Threading the needle-thread

WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
❼
❽

Pass the needle thread in the order ❶ to  as shown in the figures.
The threading can be done easily by using the needle threader supplied with the machine.
Change the thread guide threading method according to the thread to be used.

4. Threading the bobbin case

Bobbin
Rotating direction of bobbin and threading
1) Fit the bobbin so that it rotates in the direction of the arrow.
2) Pass the thread through thread slit ❶ , then through under the tension spring ❷ , again through thread
slit ❸ , and pull the thread from ❹ .
3) Threading at ❹ for purl stitching is different from that for whip stitching. So, be careful.
❶
❷
❻
❹
❸
❺
❾


Purl stitch
❶
Bobbin case
Cotton thread, spun thread
❷
❸
❹
– 15 –
Synthetic filament thread
Whip stitch
❹