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Brother DB2-B721 User Manual

Brother DB2-B721
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Thank you very much for buying a
BROTHER
sewing machine. Before using
your
new machine, please read the safety
instructions
below and the explanations given in the instruction manual.
With industrial sewing machines,
it
is
normal
to
carry out work while positioned directly in front
of
moving parts such
as
the needle and thread take-up lever, and consequently there is always a danger
of
injury that can
be
caused by these
parts.
Follow the instructions from training personnel and instructors regarding safe and correct operation before oper-
ating the machine so that you
will
know
how
to use
it
correctly.
SAFETY
INSTRUCTIONS
[[J
Safety indications and their meanings
This instruction manual and the indications and symbols that are used on the machine itself are provided in order
to
ensure safe operation
of
this machine and to prevent accidents and injury to yourself
or
other people.
The meanings
of
these indications and symbols are given below.
Indications
A CAUTION
The instructions which
follow
this term indicate situations where failure
to
follow
the
instructions
could cause injury when using the machine
or
physical damage to equip-
ment and surroundings.
~------------~~----------------------------------------------~~
Symbols
................ This symbol
(~)indicates
something that you should
be
careful of. The picture inside the triangle
indicates the nature
of
the caution that must
be
taken.
(For example, the symbol at
left means "beware
of
injury".)
................ This
symbol (
{S))
indicates something that you must not do .
................ This symbol
(e)
indicates something that you must do. The picture inside the circle indicates the
nature
of
the thing that must
be
done.
(For example, the symbol at
left means "you must make the ground connection".)
II) Notes
on
safety
A
CAUTION
Environmental requirements
Use the sewing machine in
an
area which is
The ambient temperature should
be
within the
free from sources
of
strong electrical noise such range
of
5°C
to
35°C
during use.
as
high-frequency welders. Temperatures which are lower
or
higher than
Sources
of
strong electrical noise may cause this may cause problems
with
correct opera-
problems with correct operation.
tion.
Any fluctuations in the power supply voltage
The relative
humidity
should
be
within
the
should
be
within
±10%
of
the rated voltage
for
range
of
45%
to
85%
during use, and no
dew
the machine. formation should occur in any devices.
Voltage fluctuations which are greater than this
Excessively
dry
or
humid
environments and
may cause problems with correct operation.
dew formation may cause
problems
with
cor-
rect operation .
The power supply capacity should
be
greater
than the requirements for the sewing machine's
Avoid exposure to direct sunlight during use .
electrical consumption.
Exposure to direct sunlight may cause prob-
Insufficient power supply capacity may cause
lems with correct operation.
problems
with
correct operation.
In
the event
of
an
electrical storm, turn
off
the
power and disconnect the power cord from the
wall outlet.
Lightning may cause problems with correct op-
eration.
082-8720 series (English)
From the library of: Superior Sewing Machine & Supply LLC

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Brother DB2-B721 Specifications

General IconGeneral
BrandBrother
ModelDB2-B721
CategorySewing Machine
LanguageEnglish

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