Upper tension

112

 

 

 

 

N

=

Setting mark.

The

normal

tension

 

 

setting

is

in the white range between

 

 

3 and

5.

The

higher the number, the

 

 

tighter

the tension.

 

 

Lower tension

 

 

 

 

 

 

O

=

Regulating

screw.

 

 

 

 

 

Turn

it

left

for

a looser tension, or

P

 

right

for a tighter tension.

 

=

Both

tensions

are

correct.

 

Q

=

Upper

tension

too

loose

or

lower

R

 

tension

too

tight.

 

 

 

=

Lower tension

too

loose

or

upper

 

 

tension

too

tight.

 

 

 

The

correct

lower tension

 

 

 

 

Let

the bobbin

case with a

full bobbin

hang

down

freely

by

the thread.

It

must

not

slide

down

by its

own weight, but

should

 

gradually

move

downwards

when

you

jerk

your

hand

upwards lightly.

 

 

 

 

Once

the

lower tension has been

set

 

correctly,

only the upper thread tension

should be

adjusted.

 

 

 

 

4

j

4

 

 

Q-’

-‘I

I.

10

Page 14
Image 14
Pfaff 1035, 1019, 1015, 1014, 1037 manual Lower tension