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d
While holding the bobbin in place with your
finger, pass the thread through the slit in the
needle plate.
• Hold down the bobbin with your right hand,
and then pull the end of the thread around
the tab with your left hand.
a Tab
b Hold down the bobbin with your right hand.
Pull the thread to pass it through the slit in the
needle plate, then cut it with the cutter.
c Slit
d Cutter
Sewing with the correct thread tension is
possible after the bobbin has been correctly
installed in the bobbin case.
1
Tangled thread on wrong
side of fabric
■ Symptom
• The thread becomes tangled on the lower
2
• After starting sewing, a rattling noise is made
• Looking under the fabric, there is tangled
■ Cause
Incorrect upper threading
If the upper thread is incorrectly threaded, the
upper thread passed through the fabric cannot be
firmly pulled up and the upper thread becomes
tangled in the bobbin case, causing a rattling
noise.
■ Remedy/check details
Remove the tangled thread, and then correct the
upper threading.
Remove the tangled thread. If it cannot be
a
removed, cut the thread with scissors.
• For details, refer to "Cleaning the race" on
b
Remove the upper thread from the machine.
Refer to the following steps to correct the
c
upper threading.
• If the bobbin was removed from the bobbin
side of the fabric.
and sewing cannot continue.
thread in the bobbin case.
page 142.
case, refer to "Installing the bobbin" (page
26) and "Remedy/check details" in the
section "Upper thread tightened up" (page
144) to correctly install the bobbin.
Troubleshooting 145
4
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