White 970 - Changing Light Bulb; Check Chart for Performance Problems; General Problems; Stitching Problems

Changing
light
bulb
Camblo
de
Ia bombilla
CHECK
CHART
FOR
PERFORMANCE
PROBLEMS
Remove
the
face
cover,
Unscrew
the
bulb
and
firmly
screw
in
a
new
bulb.
Replace
the face
cover.
Disconnect
from
main
power
supply
before
changing
a
bulb.
Do
not
use
a
bulb
of
more
than
15
watts.
lllustración
I
:
Light
bulb
U: Face
cover
UI:
Screw
Quitar
Ia
tapa
frontal,
desenroscar
Ia
bombilla
y
roscar
firmemente
una
nueva.
Volver
a
colocar
Ia
taps
frontal.
Desenchufar
Ia
corriente
antes
de
cambiar
Ia
bombills.
No
usar
una
bombilla
de
màs
de
15
watioa
llustración
I
Bombilla
It
:
Cubierta
frontal
lIt:
Guia
GENERAL
PROBLEMS
Machine
does
not
sew.
*Foot
control
is
not
connected.
See
page
7.
Power
switch
is
turned
off
-
Turn
on the
switch.
amsns.
Thread
is
caught
in
sfluttte.
—
Clean
shuttle
(see
page
41).
Needte
is
damaged.
—
Replace
needle
(see
page
1
1).
Fabric
does
not move.
*Presser
foot is
not lowered
—
Lower
presser
foot.
*Stitch
length
is
set
at
0.
—
Set
it
at
I
to
4.
ST1CHING
PROBLEMS
Machine
skips
stitches.
*Nte
is
not
all
the
way
up
into needle
clamp.
—
See
page
11.
*Needte
is
bent
or
blunt.
—
Replace
needle
(see
page
11).
Machine
is
not
threaded
correctly.
—
See
page
12
*Thread
is
caught
in
shuttle.
—
Clean
shuttle
(see
page
41)
Fabric
is
a
certain
knit or
synthetic.
—
Use
stretch
stitch
needle
(see
page
11).
Stitches
are
irregular.
Needie
size
is
not
correct
for
thread
arid
fabric.
—
See
page
It
Machine
is
not threaded
correctly.
See page
12.
Top
thread
tension
is
too
loose.
-
See
page
15.
fabric
is
being
pulled
or
pushed
against
niacitine
feeding
action.
—
Guide
it
gently.
•Bobbin
has
not
been
wound
evenly.
—
Rewind
bobbin.
Needle
breaks.
*Fabric
is
being
pulled
or
pushed
against
machine
feeding
action.
—
Guide
it
gently.
Needle
size is
not correct
for
thread
and
fabric.
—
See
page
11.
*Needte
is
not
all
the
way up
into
the
needle
clamp
(seepage
ii).
THREAD
PROBLEMS
Thread
bunches.
Top
and
bobbin
threads
are
not drawn
back
under
presser
too
before
starting
seam.
—
Draw
both
threads
back
under
presser
foot
about
4
inches
(IC
cml
and
hold
until a
few stitches
are
formed.
Needle
thread
breaks.
Machine
is
not
threaded
correctly.
—
See
page
12.
Top
thread
tension
is
too
tight
See
page
15.
*ffeedle
is
bent,
—Replace
needle
(see
page
11).
*Needle
size
is
not
correct
for thread
and
fabric.
—
See page
t 1
Bobbin
thread
breaks.
Bobbin
case
is
not
threaded
correctly.
—
See
page
10.
9Jni
accumulates
in
bobbin
case
or
shuttle.
—
Remove
lint )Ser
page
41)
cuckers.
*Top
thread
tension
is
too
tight.
—
Adlust
thread
tension
(see
pagi
15).
*Stitch
length
is
too
long
for
sheer
or soft
fabric,
—
Shorten
stifct
length.
42