Selection Of The Thread; Threading Of Needle Threads - Mitsubishi Electric LU2-4400-B0B Instruction Manual

HOW TO USE

3 Selection of the thread

It is recommended to use "S" twist thread in the left needle (viewed
from front), and "Z" twist thread in the right needle.
When discriminate use of needle threads is impossible, use "Z" twist
thread in both the needles.
For bobbin thread, "S" twist thread as well as "Z" twist thread can be
used.

4 Threading of needle threads

1 . Pass each needle thread through thread guide (A).
Note: When thin slippery thread (polyester thread or filament
thread, etc.) is used,
Pass the thread through thread guide (B) as well.
2 . With the thread take-up lever located at the upper most position,
pass each needle thread in the order shown in the following figure.
LU2-4420 (LU2-4400 : refer to the only left thread)
L15
LU2-4400 : Needle part
to (Detail)
L12 L14
LU2-4400
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Lead the thread
rightward
L16
Lead the thread leftward
L10
R8
L5 L4
L6
L11
R7
R9
L9
L12
L13
R10
R11
R12
L14
R13
L15
Lead the thread rightward
to , to (Detail)
L12
LU2-4420
L16 R14
— 4 —
S twist thread
Z twist thread
A B A
L1 R1
L3
L2
(See detailed figure)
R2
R3
R4
L8 R6
L14 R10 R12
B A
L7 R5