White Superlock 834DW User Manual download pdf (Page 17)

3.

Thread

Tension

Chart

,e

tension

for

each

of

the

thread

tension

dials

should

be

.fferent

according

to

the

pattern

stitches

as

in

the

chart

‘Dove.

3ince

the

figures

in

the

chart

are

for

average

strength

of

nread

tension,

it

may

be

necessary

to

adjust

the

thread

.ension slightly.

rhread

tensions

will

differ

according

to

the

kind

of

fabric

.mnd

the

thread.

The

differential

feed

ratio

is

normally

‘N”.

(See

P16)

THREAD

Left

Needle

Right

Needle

Upper

Lower

TENSiON

Looper

Loope

‘j3l

‘f3l

I

3

STITCH

CUTTING

STITCH

PTT;:NN

LENGTH

WIDTH

FINGER

STITCHES

L

..

NORMAL

OVERLOOK

4

4

4

4

2.5-5

mm

5-6

mm

:

POSITION

PULL

LEVER

ROLLED

EDGE

—

4

4

8

1-1.5

mm

5-6

mm

TOWARD

YOU

PULL

LEVER

NARROW

EDGE

—

4

4

4

1-1.5

mm

5-6

mm

TOWARD

YOU

—12--

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