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TROUBLE-SHOOTING
GUIDE
Threod
is
of
poor
quality
Fool
pressure
is
100
light
Bobbin
is
thieoc
t
ed
incorrectly
Moteiiol
is
being
pulled
by
operator
I
Mac
hint
needc
c,,l
2
tint
and
oil
residue
hose
collected
in
hook
or
on
needle
bar
3
Inferior
oil
has
been
used
and
gums-up
mochine
4
Needle
is
donaged.
5.
Maiiiine
requires
servicing
I
Use
quality
thread!
2.
Increase
foot
pressure
(lorger
numbers).
3.
Thread
bobbin
again
and
check
for
proper
insertion.
4Do
not
pull
on
fabric
Let
it
feed
automatically.
Oil
crccordi
mm
9
to
iiitr
ut
tionS
7
Clean
race
and
hook
according
to
irrstructions.
3
Clean
and
oil
again
only
with
fine
sewing
machine
oil
(rmot
3-in-!
oil)
4
Replace
needle
5.
Consult
your
specialist
deafer.
CONDITtON
CAUSE
REMEDY_________________
I
Machine
is
threaded
incorrectly.
1.
Rethreod
machine
and
needle
2.
Tension
is
too
tight
2
Reduce
tension
on
top
(smaller
numbers).
To
thread
breaks
3
Thread
is
too
heavy
for
needle
sire,
3.
Use
forger
needle
p
4.
Needle
is
inserted
incorrectly
4
Reinsert
needle
(flat
side
toward
bock).
5
Thread
may
he
caught
on
reel
holder
5.
Remove
spoof,
rewind
excess
thread
6
Needle
is
darriaged
6
tmrsertnew
needle.
I
Bobbin
case
is
riot
inseitcd
correctly
I.
Reposition
bobbin.
Check
by
pulling
thread.
If
it
pulls
Lower
thread
breaks
smoothly
it
is
correct
2
Bobbin
case
is
improperly
threaded
2
Check
for
correct
threading
3
Bobbin
tension
is
too
ighi
3
Chonge
bobbin
tension
according
to
instructions.
I
Needle
is
not
inserted
comiertly
1
Reinsert
needle
(flat
side
toward
bockL
2
Needle
is
damaged
2
Insert
new
needle
Skipped
stitches
3
Wrong
type
of
niemfle
is
used
3
Makfi
rieeille
size
to
fobrrc
nnd
threod
weight.
4
Wiong
foot
is
used
4.
Check
to
see
if
proper
sewing
foot
i
used.
5
Foot
pressure
us
wrong
5
Check
foot
pressure
regulation
for
proper
setting
1
Needle
is
dimniageil
I
ricer
t
new
needle.
2
Nreifle
is
riot
uisn-rteif
(
ommei
ly
2
Reinsert
niecifle
correctly
(flat
side
toward
bock(
Needle
break
age
3
oLin
ii
too
heavy
/
wr
on
9
niredle
size
3
Mrrk
hi
riced
Ic
size
to
thin
ecnd
&
fabr
it
weiglnt
4
F
ahr
i
is
being
I
uI
Icrl
fiy
ripen
oton
4
I)o
not
pull
nun
cloth.
C
heck
(or
proper
foot
pr
essure
S
Wi
orig
sewr
rig
foot
is
usucf
5.
lice
correct
foot
Needle
is
not
tfnn
coded
coiner
tly
1.
Tfireod
needle
front
to
back
S
h
I
I
2
Bobbin
us
not
threaded
correctly
2
Threod
bobbin
according
to
chart
or
S
OOPS
3
Needfe/fobn
it/thread
rotio
is
incorrect
3.
Match
needle
size
to
thread
&
fabric
weight
4
Incorrect
tenusicins
4.
Set
correct
tensions
foot
pressure
is
too
fiecivy
I
Reduce
foot
pressure
(smaller
rrumnnbens(.
2
Needle
is
too
lam
jr
fi
fnrlim
it
2.
Use
smaller
needle.
Seams
chink
or
pucker
3
Wiong
stitch
fengili
is
used
3
Ad
1
ust
length
for
proper
stitches
4
Tension
is
too
heavy
4(hec
k
terssnomss
Irregular
stitching/feeding
Machine
is
noisy
and
rough