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This sewing machine should only be used by
operators who have received the necessary training
in safe use beforehand.
The sewing machine should not be used for any
applications other than sewing.
Be sure to wear protective goggles when using the
machine.
If goggles are not worn, there is the danger that if a
needle breaks, parts of the broken needle may
enter your eyes and injury may result.
Turn off the power switch at the following times.
The motor will keep turning even after the power is
switched off as a result of the motor's inertia. Wait
until the motor stops fully before starting work. The
machine may operate if the treadle is depressed by
mistake, which could result in injury.
When threading the needle
When replacing the bobbin and needle
When not using the machine and when leaving
the machine unattended
If using a work table which has casters, the casters
should be secured in such a way so that they
cannot move.
Turn off the power switch before carrying out
cleaning.
The motor will keep turning even after the power is
switched off as a result of the motor's inertia. Wait
until the motor stops fully before starting work. The
machine may operate if the treadle is depressed by
mistake, which could result in injury.
Use both hands to hold the machine head when
tilting it back or returning it to its original position. If
only one hand is used, the weight of the machine
head may cause your hand to slip, and your hand
may get caught.
CAUTION
Sewing
Attach all safety devices before using the sewing
machine. If the machine is used without these
devices attached, injury may result.
Do not touch any of the moving parts or press any
objects against the machine while sewing, as this
may result in personal injury or damage to the
machine.
Use both hands to hold the machine head when
tilting it back or returning it to its original position. If
only one hand is used, the weight of the machine
head may cause your hand to slip, and your hand
may get caught.
If an error occurs in machine, or if abnormal noises
or smells are noticed, immediately turn off the
power switch. Then contact your nearest Brother
dealer or a qualified technician.
If the machine develops a problem, contact your
nearest Brother dealer or a qualified technician.
Cleaning
Be sure to wear protective goggles and gloves
when handling the lubricating oil and grease, so that
they do not get into your eyes or onto your skin,
otherwise inflammation can result.
Furthermore, do not drink the oil or eat the grease
under any circumstances, as they can cause
vomiting and diarrhea.
Keep the oil out of the reach of children.
Use only the proper replacement parts as specified
by Brother.
T-8420B, 8450B, 8720B, 8750B
iii
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