bOpen the shuttle cover behind the flat bed attachment at the front of the machine.
aFlat bed attachment
bShuttle cover
cRemove the bobbin case by pulling its latch toward you and pulling it out from the shuttle race.
aBobbin case latch
dUnwind about 10 cm (4 inches) of thread from a full bobbin, and then insert the bobbin into the bobbin case.
•Only use bobbins that were designed to be used with this machine.
CAUTION
●Make sure you set the bobbin so the thread unrolls in the right direction. If the thread unrolls in the wrong direction, it may cause the thread tension to be incorrect or break the needle.
ePull the trailing thread through the slot, down and to the left, as shown below, until it enters the delivery eye under the tension spring.
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aTension spring
fHold the bobbin case by the latch, fully insert the bobbin case into the shuttle race, and then release the latch.
•Make sure the bobbin case finger fits into the notch at the top of the shuttle race.
aBobbin case finger
bNotch
gClose the shuttle cover.
CAUTION
●Make sure that the bobbin case is properly placed back into the machine. If it is incorrectly installed, it will fall out from the shuttle when the machine starts to sew.
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