Sears 385.16631 owner manual c ored, Adjustment of Stitch Length, 1!111!,i£¸¸, ql.dlb

Adjustment of Stitch Length

f

Stitch length dial

/

Setting marK_

)

_ J

To select stitch length, turn the dial.

The larger the number, the longer the stitch.

The stitch ength			can be	adjusteo from 1 to 4 mm
(approx.	1/32"	to	5/32'q.
Position	"R"	is for	rolled	and narrow hemming.

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Differential feed dial

Setting

The

differential

feed

ratio

can be

altered

by

turning

the

dial.

The

number

on the

dial

indicates

the

differential

feed

ratio

between the main and the sub

feed

motion.

[]

indicates

the

neutral

position-no

differential

feed.

Differentia!

feed

How

to Adjust

gathers

e If

the sewn

fabric

is

stretched,

turn

the

dial

counter-clockwise

(from

1.0 to

2.0)

to avoid.

Desired

®

If

the

sewn

fabric

is

puckered,

turn the dial clock-

_

_.

Differental

wise (from

1.0

to

0.7) to

avoid.

fe_d

stretches

NOTE:

Maximum

differential

feed

ratio

sets

automatically

to a

maximum

between

1.7 and

2.0

when

the stitch

length

is

set between

c ored

3.3 and

4.0.

Maximum

stitch length

and

differential

feed

ratio

cannot

be

set at

the

same

time.

If

limits

are

exceeded

for

one

control

dial,

Desired

the other

dial will automatically

set to its maximum.

The puckering may be

eliminated

by

reducing

thread

tensions

as well

as adjusting

the

differential

feed

ratio.

26