Threading 4/3 Thread OL
4
Looper
threader
31
How to use the looper threader
To thread woolly thread or any thread that cannot pass
smoothly through the threading holes, it is recommended
either to use the "looper threader" supplied in the acces-
sory bag, or to prepare an approximately 30cm long spun
thread or the like, tie it at the end of the woolly thread,
1
pass the spun thread through the threading hole and pull
it until the woolly thread passes through the hole.
(The looper threader can also be used as a cleaning tool
for pipes.)
2
1. Raise the threading changeover lever in the direction of
2. Pass the thread through the looper threader ring.
3. Pass the looper threader through the looper by hand
4. When the looper threader comes out from the end of
Caution:
Do not place the air-control switch in ON.
Note:
If the upper or lower looper thread breaks during sewing,
re-threading is necessary. Remove both the broken and
unbroken looper threads. Then, set the threading change-
over lever to the threading side to carry out threading of
the upper and lower loopers.
Caution:
After the completion of threading of the upper and lower
loopers, return the threading changeover lever to its home
position. If not, the looper cover cannot be closed.
the arrow. Turn the handwheel toward you until it clicks.
until it comes out from the end of the looper.
the looper, draw it out until thread comes out.