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Bobbin Insertion; Cover. - Brother 884-639 Operation Manual

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Bobbin Insertion

To reduce risk of injury, turn the power to the machine off before servicing. Open covers.
Needle Plate
1
2
Bobbin Door
Lift needle plate and open
1
bobbin door.
2
1
Lower slide plate and close
5
bobbin door, following numbers
1 2 above in order.
CAUTION
– Moving parts –
Latch Spring
Thread Notch
� Bobbin should be
positioned so it
10 cm (4 inches)
winds to the left.
Put bobbin into the bobbin case.
2
Run thread through thread notch and
under latch spring, so that a length of
thread is exposed.
Always use the bobbin case that was
supplied with this machine. A secondary
bobbin case can be ordered from your
dealer.
When the fabric extension table is set in place
Bobbin Thread Setting Cover
Quick Bobbin
Thread Device
Pull the latch lever of the bobbin
3
case out and push the bobbin case
into the shuttle race and release the
latch lever.
If the latch lever is not set securely on
the hook, it may fly off during sewing
and cause lower thread breakage.
Rotate the hand wheel one full
rotation towards you to check that the
bobbin case is set securely.
Open the bobbin thread setting cover
beforehand, then following the above
directions set the bobbin thread in
place. (You can set the bobbin thread
in place without removing the fabric
extension table.)
1
3
2
Pass the thread through the quick
4
bobbin thread device in the order 1
2, pull in the direction of the arrow
3, then cut the thread.
★ Quick Bobbin Thread Device
This device cuts the bobbin thread end
to an appropriate length after the bobbin
has been replaced and holds it at that
length. Following this process eliminates
the need to manually pull the bobbin
thread through the hole in the needle
plate. Simply close the bobbin case and
continue the upper threading process.
13

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