Brother Pacesetter PS-21 Operation Manual page 18

3
Unwind about 10 cm (4") of thread from a full
bobbin and insert the bobbin into the bobbin
case. (See fig. A-1.) Pull the trailing thread
into the slot, then down and to the left, as
shown in fig. A-2, until it enters the delivery
eye under the tension spring (fig. A-3).
A-1
A-2
1 Tension spring
CAUTION
●
Make sure you set the bobbin so the
thread unrolls in the correct direction. If
the thread unrolls in the wrong direction,
it may cause the thread tension to be
incorrect or break the needle.
4 Holding the bobbin case by the latch, fully
insert the bobbin case into the shuttle race
and release the latch. Make sure the bobbin
case finger fits into the notch at the top of the
race.
1
1 Bobbin case finger
2 Notch
Note
● If the bobbin case is not properly placed
back into the machine, it will fall out from
the shuttle immediately after you start
sewing.
A-3
1
2
CAUTION
●
To reduce the risk of injury from moving
parts, be sure to turn off the machine
before servicing it. In addition, be sure to
close the shuttle cover.
17