Regulating The Thread Tension - Kenmore C877.15 Instruction Manual

Fig.
II
REGULATING THE THREAD
TENSION
1%.
11 tff)
Fig.
11
fCi
TO
REGULATE THE TENSION
If
upper
tension
is
too loose,
under
thread draws
upper
thread
down,
thus forming' a
small knot
or
loops, as
shown
in Fig.
11
(A).
If
upper
tension
is
too
tight,
under
thread
is
drawn up
as
shown
in Fig.
11
(B). Fig.
II (C)
illustrates
how
the
threads lock
in
the center of the material when
tension
is
properly
set.
Fig.
11
(D)
Fig. 11
(E)
V
The tension
on
the needle thread should
be
regulated on\y
w>en
the
pressor foot
is
down.
Having lowered
the
presser foot,
tinVi
the
small
rhumb
screw
(Fig.
1
ID) at the front
of /he tension
discfc
over
toward you
to increase the
tension.
To decrease
the tensionV turn
the
thumb
nut over from
you.
'
The
tension
on
the bobbin
thread
is
regelated by
the screw
(Fig.
1
1E)
in
the
bobb
tension
spring.
To
increase the
tension, turn
this
screw
over to the
right.
To decrease
the
turn tha
scrow over to
the
left,
Whtn
tfc*
tension on
the
b
is a correct
stitch
can usu
i-:e
prepejrly adjusted,
it
Is
seldom
necessary
by varyimg
the tension on the needle thread.