Brother International LB7000 Operation Manual - Page 24

Replacing the Needle

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Replacing the Needle Replacing the Needle Press . c → The screen changes, and all keys and operation buttons are locked (except ). CAUTION • Only use recommended home sewing machine needles. Use of any other needle may bend the needle or damage the machine. • Never use bent needles. Bent needles can easily break, possibly resulting in injuries. Checking the needle Before using the needle, place the flat side of the needle on a flat surface and check that the distance between the needle and the flat surface is even. 1 2 1 Flat side 2 Needle type marking 3 Flat surface 4 Even d 5 Not even c e Note • Replace the needle in cases such as the four described below: 1 If an unusual sound is produced when the needle enters the fabric while sewing trial stitches at low speed. (The tip of the needle may be broken or dull.) 2 If stitches are skipped. (The needle may be bent.) 3 Generally, after completing one project, such as a piece of clothing. 4 Generally, after using three full bobbins of thread. Replacing the needle Use the screwdriver and a new needle that has been determined to be straight according to the instructions in "Checking the needle" on page 22. Press (Needle position button) once or twice to a raise the needle. Place fabric or paper under the presser foot to cover b the hole in the needle plate to prevent the needle from falling into the machine. CAUTION • When replacing the needle, be sure to press on the operation panel to lock all keys and buttons, otherwise injuries may occur if the "Start/Stop" button or any other button is pressed and the machine starts. Hold the needle with your left hand, and then use a d screwdriver to turn the needle clamp screw toward you (counterclockwise) to remove the needle. • Do not apply a strong force when loosening or tightening the needle clamp screw, otherwise certain parts of the machine may be damaged. With the flat side of the needle toward the rear of the e machine, insert the new needle until it touches the needle stopper. Using the screwdriver tighten the needle clamp screw by turning it clockwise. 1 Needle stopper 1 CAUTION • Be sure to insert the needle until it touches the needle stopper and securely tighten the needle clamp screw with the screwdriver, otherwise the needle may break or damage may result. Press f to unlock all keys and buttons. 22

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Replacing the Needle
22
Checking the needle
Before using the needle, place the flat side of the needle on a
flat surface and check that the distance between the needle
and the flat surface is even.
Replacing the needle
Use the screwdriver and a new needle that has been
determined to be straight according to the instructions in
“Checking the needle” on page 22.
a
Press
(Needle position button) once or twice to
raise the needle.
b
Place fabric or paper under the presser foot to cover
the hole in the needle plate to prevent the needle from
falling into the machine.
c
Press
.
→
The screen changes, and all keys and operation
buttons are locked (except
).
d
Hold the needle with your left hand, and then use a
screwdriver to turn the needle clamp screw toward
you (counterclockwise) to remove the needle.
•
Do not apply a strong force when loosening or
tightening the needle clamp screw, otherwise certain
parts of the machine may be damaged.
e
With the flat side of the needle toward the rear of the
machine, insert the new needle until it touches the
needle stopper. Using the screwdriver tighten the
needle clamp screw by turning it clockwise.
f
Press
to unlock all keys and buttons.
Replacing the Needle
CAUTION
•
Only use recommended home sewing machine
needles. Use of any other needle may bend the
needle or damage the machine.
•
Never use bent needles. Bent needles can
easily break, possibly resulting in injuries.
1
Flat side
2
Needle type marking
3
Flat surface
4
Even
5
Not even
Note
•
Replace the needle in cases such as the four described
below:
1
If an unusual sound is produced when the needle enters the
fabric while sewing trial stitches at low speed. (The tip of the
needle may be broken or dull.)
2
If stitches are skipped. (The needle may be bent.)
3
Generally, after completing one project, such as a piece of
clothing.
4
Generally, after using three full bobbins of thread.
1
2
c
d
e
CAUTION
•
When replacing the needle, be sure to press
on the operation panel to lock all keys
and buttons, otherwise injuries may occur if
the “Start/Stop” button or any other button is
pressed and the machine starts.
1
Needle stopper
CAUTION
•
Be sure to insert the needle until it touches the
needle stopper and securely tighten the needle
clamp screw with the screwdriver, otherwise
the needle may break or damage may result.
1