Brother International CB3-B917 Service Manual - Page 4

Caution - - threading

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CAUTION Sewing 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, otherwise the machine may operate if the pedal is depressed by mistake, which could result in injury. * 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. • When threading the needle • When replacing the 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. When turning the machine pulley by hand in order to check the needle down position in the hole of the button, turn the pulley until the needle is at the final position after one cycle. If the needle is at a point midway through the cycle when the power is turned on, the machine will immediately start operating, which could result in injury. 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. If an error occurs in machine operation, 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 Turn off the power switch before starting any cleaning work, otherwise the machine may operate if the pedal is depressed by mistake, which could result in injury. * 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. 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 diarrhoea. Keep the oil out of the reach of children. Maintenance and inspection Maintenance and inspection of the sewing machine should only be carried out by a qualified technician. Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the electrical system. Turn off the power switch and disconnect the power cord from the wall outlet at the following times, otherwise the machine may operate if the pedal is depressed by mistake, which could result in injury. * 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. • When carrying out inspection, adjustment and maintenance • When replacing consumable parts such as the loopers and knife. CB3-B916A/B917A When turning the machine pulley by hand, turn the pulley until the needle is at the final position after one cycle. If the needle is at a point midway through the cycle when the power is turned on, the machine will immediately start operating, which could result in injury. If the power switch needs to be left on when carrying out some adjustment, be extremely careful to observe all safety precautions. Use only the proper replacement parts as specified by Brother. If any safety devices have been removed, be absolutely sure to re-install them to their original positions and check that they operate correctly before using the machine. Any problems in machine operation which result from unauthorized modifications to the machine will not be covered by the warranty. iii

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CB3-B916A/B917A
iii
CAUTION
Sewing
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,
otherwise the machine may operate if the pedal
is depressed by mistake, which could result in
injury.
* 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.
• When threading the needle
• When replacing the 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.
When turning the machine pulley by hand in
order to check the needle down position in the
hole of the button, turn the pulley until the
needle is at the final position after one cycle.
If the needle is at a point midway through the
cycle when the power is turned on, the machine
will immediately start operating, which could
result in injury.
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.
If an error occurs in machine operation, 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
Turn off the power switch before starting any
cleaning work, otherwise the machine may
operate if the pedal is depressed by mistake,
which could result in injury.
* 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.
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 diarrhoea.
Keep the oil out of the reach of children.
Maintenance and inspection
Maintenance and inspection of the sewing
machine should only be carried out by a
qualified technician.
Ask your Brother dealer or a qualified electrician
to carry out any maintenance and inspection of
the electrical system.
Turn off the power switch and disconnect the
power cord from the wall outlet at the following
times, otherwise the machine may operate if the
pedal is depressed by mistake, which could
result in injury.
* 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.
• When carrying out inspection, adjustment and
maintenance
• When replacing consumable parts such as the
loopers and knife.
When turning the machine pulley by hand, turn
the pulley until the needle is at the final position
after one cycle.
If the needle is at a point midway through the
cycle when the power is turned on, the machine
will immediately start operating, which could
result in injury.
If the power switch needs to be left on when
carrying out some adjustment, be extremely
careful to observe all safety precautions.
Use only the proper replacement parts as
specified by Brother.
If any safety devices have been removed, be
absolutely sure to re-install them to their original
positions and check that they operate correctly
before using the machine.
Any problems in machine operation which result
from unauthorized modifications to the machine
will not be covered by the warranty.