JUKI LS-2342, Instruction Manual

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1) Pass the bobbin thread through threading groove
❶
in the inner hook and through space ❷ provided be-
tween the bobbin case opener and the inner hook.
Then, slowly draw the thread. Now, the bobbin
thread passes under the tension spring.
Then, for the sewing machine with a thread trimmer,
pass the thread through thread hole
❸
in the lever
section and pull it out upward.
2) Make sure that the bobbin revolves in the direction
of the arrow when you draw the thread.
1) Pass the thread through sections ❶ to ❹ in the
numerical order.
2) Put the thread until the root of bobbin thread clamp
❺ is reached. Then, trim the thread. (The thread
end is retained under the looper thread clamp.)
3) Load a bobbin on bobbin winder shaft ❻ .
4) Press bobbin winder lever ❼ in the direction of the
arrow.
5) When you start the sewing machine, the bobbin
rotates to automatically wind the thread on itself.
6) When the bobbin is filled up, the bobbin winder lever
❼ automatically releases the bobbin and the bobbin
winder stops running.
1. The bobbin thread winding amount is
adjusted by loosening setscrew ❽ . The
bobbin thread winding amount is in-
creased by moving bobbin wider lever
❼
upward.
2. If the thread comes off the thread tension
controller, wind the thread on the interme-
diate thread guide by one turn.
1. This is the one-touch type bobbin wind-
er. When the bobbin is fully wound with
thread, bobbin thread clamp ❺ automati-
cally returns to the initial position.
2. To terminate bobbin winding before the
bobbin is fully wound with thread, turn
the handwheel, while slightly lifting
bobbin winder lever ❼ , to bring bobbin
thread clamp ❺ back to its initial position.
3. If the thread is not brought to the root of
the bobbin thread clamp ❺ , the thread
slips off the bobbin at the beginning of
bobbin winding.
3-4. Threading the hook
3-5. Winding a bobbin
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow-
ing work after turning the power off and ascertaining that the motor is at rest.
❶
❼
❷
❺
❹
❸
❽
❻
❶
❷ ❸