Correct Use; Selecting The Needle And Thread; Installing The Needle; Threading The Upper Thread - Brother LK3-B448E Instruction Manual

7. Correct use

7-1 . Selecting the needle and thread

Refer to the table at right for details on which needle and
thread to select.
NOTE: Use buttons which have a hole diameter that is greater
than the value given in the table, to ensure that the needle
does not touch the button.

7-2 . Installing the needle

q
w

7-3 . Threading the upper thread

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 q is raised in the direction of the arrow, it will be easier to open the tension disc w and
pull the thread through.
CAUTION
q
Approx. 40mm
LK3-B448E MARK
Needle Thread
TQ 1 #11
TQ 1 #12
TQ 1 #14
CAUTION
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 q, insert the needle w as far as it
will go so that the groove is facing toward you, and then
tighten the set screw q.
w
[When using the liquid cooling tank]
II /BA-16
7. Correct use
Button hole diameter
1.5mm or greater
#60
1.6mm or greater
#50 1.7mm or greater
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