Brother International LK3-B431 MKII Instruction Manual - Page 30

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7. CORRECT USE 7. CORRECT USE 7-1 . Selecting the needle and thread Different needles and threads are used for different sewing applications. Refer to the table at right for details on which needle and thread to select. Needle DP x 5 #9 DP x5 #14 DP x 17NY #19 Thread #100 - #60 #80 - #50 #50 - #20 Main application Knitted materials Ordinary materials Denim 7-2 . Installing the needle I° 0 A CAUTION A Turn off the power switch before installing the needle, otherwise the machine may operate of the foot switch is depressed by mistake and serious injury could result. Loosen the set screw 0, insert the needle 0 as far as it will go so that the groove is facing toward you {for the B431E Mark II, the groove is on the left side), and then tighten the set screw 0. 7-3 . Threading the upper thread A CAUTION A Turn off the power switch before threading the thread, otherwise the machine may operate if the foot switch is depressed by mistake and serious injury could result. Thread the upper thread correctly as shown in the illustration below. * If the tension release lever 0 is raised in the direction of the arrow, it will be easier to open the tension disc 0 and pull the thread through. [Two holes] Spun rayon yarn 10 Synthetic thread A c® 10 cC& qk 2 sow 8 5 4 [One hole] 1 10 11 [When using the liquid cooling tank] 9 0 Approx 40mm 0 0 0 7° 23 LK3-B430E-, B431E-, 8432E-, 8433E- Mark II

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7.
CORRECT
USE
7.
CORRECT
USE
7-1
.
Selecting
the
needle
and
thread
Different
needles
and
threads
are
used
for
different
sewing
applications.
Refer
to
the
table
at
right
for
details
on
which
needle
and
thread
to
select.
7-2
.
Installing
the
needle
I
°
0
7-3
.
Threading
the
upper
thread
Needle
Thread
Main
application
DP
x
5
#9
#100
-
#60
Knitted
materials
DP
x5
#14
#80
-
#50
Ordinary
materials
DP
x
17NY
#19
#50
-
#20
Denim
A
CAUTION
A
Turn
off
the
power
switch
before
installing
the
needle,
otherwise
the
machine
may
operate
of
the
foot
switch
is
depressed
by
mistake
and
serious
injury
could
result.
Loosen
the
set
screw
0,
insert
the
needle
0
as
far
as
it
will
go
so
that
the
groove
is
facing
toward
you
{for
the
B431E
Mark
II,
the
groove
is
on
the
left
side),
and
then
tighten
the
set
screw
0.
A
CAUTION
A
Turn
off
the
power
switch
before
threading
the
thread,
otherwise
the
machine
may
operate
if
the
foot
switch
is
depressed
by
mistake
and
serious
injury
could
result.
Thread
the
upper
thread
correctly
as
shown
in
the
illustration
below.
*
If
the
tension
release
lever
0
is
raised
in
the
direction
of
the
arrow,
it
will
be
easier
to
open
the
tension
disc
0
and
pull
the
thread
through.
[Two
holes]
Spun
rayon
yarn
qk
8
10
Synthetic
thread
A
c®
9
0
5
4
Approx
40mm
10
cC&
2
sow
[One
hole]
1
11
10
[When
using
the
liquid
cooling
tank]
0
0
0
7
°
23
LK3-B430E-,
B431E-,
8432E-,
8433E-
Mark
II