Pfaff 360 manual Cause, Adjust

R

8150

Ccea.t

7n.cicn

tdatj,n9

Balanced		tensions		are
have	perfect		seams as

essential	for	sewing.
sketched	below		(III).

If

your

tension

is

correct,

you

will

Sketch I — The threads interlock on the underside of the fabric.

Cause:	Upper
		tension too		loose or		lower tension	too tight.
	Sketch	II — The threads			interlock on the			the fabric.
Cause:						surface of
	Upper tension		too	tight or		lower tension too loose.

‘V

A
To	check		whether			the	tensions are			correctly
anced,		take
				a	closely		woven		piece	of fabric
sew	a	few
				straight			and	zigzag		seams.	If

bol and the

straight

stitches

are

tightly

drawn

in

on

bath

sides

of	fabric
the
correct.		The

(see seam	sketch		III),	the tensions			are
surest way
	to	double-check			this	is	by

examining a equally wide

zigzag		seam.	If	the zigzag		seam is
on
	surface		and		underside	of the

fabric,

that

is,

if

the

threads

are

locked exactly

at

the zigs ment is

and zags correct.

of

the

seam,

the

tension

adjust

18