23
b e r n e t t e O V E R L O C K E R W O R K B O O K
1.
Thread the overlocker for a 4-thread overlock stitch
using thread colors to match the color-coded threading
path on the machine. Adjust all thread tension settings
as indicated in the following steps.
2.
Using a fabric marker, divide the fabric into 3 equal
sections along one 12” side.
3.
Turn the Differential Feed Dial Dial to 2. Sew to the first
mark.
4.
Adjust stitch length to 4 mm and sew to the second
mark.
5.
Move both thread tension dials up to 8 to increase both
needle thread tensions. Sew to the end of the fabric.
6.
Return Differential Feed Dial setting to its normal
setting of 1. Set the stitch length to 2.5.
7.
Move the thread tension dials to return tensions to
normal settings.
OVERLOCKER TECHNIQUES:
DIFFERENTIAL FEED AND GATHERING
Lightweight woven fabric, 3" x 12"
80/12 ELx705
4 Spools Serger Thread (B, R, G, Y)
4-Thread Overlock Stitch
Standard
SL 2.5 mm
Differential Feed 2
SL 4 mm
Differential Feed 2
Increased needle tensions
SL 4 mm
Differential Feed 2
thread
tension
setting
machine
setup
L
eft
N
eedLe
R
ight
N
eedLe
U
ppeR
L
oopeR
L
oweR
L
oopeR
S
titch
L
eNgth
c
UttiNg
w
idth
d
iffeReNtiaL
f
eed
R
oLLed
h
em
L
eveR
4
To
8
4
To
8
4
4
2.5
To
4
6
1
To
2
N
