HECKING
PERFORMANCE
PROBLEMS
OBLEM
PROBABLE
CAUSE
CORRECTION
Incorrect
Thread
Tension(s).
Reset
Thread
Tension(s).
Incorrect
size
Needle.
Choose
correct
size Needle
for
ilar
Thread
and
Fabric.
ies
Improper
Threading.
Re-thread
Machine.
Pulling
Fabric,
Do not
pull
Fabric;
guide
it
gently.
Loose
Presser
Foot.
Reset
Presser
Foot.
Pulling
fabric.
Do
not
pull
Fabric;
guide
it
gently.
k
Incorrect
size
Needle.
Choose
correct
size Needle
for
11
mng
Thread
and Fabric.
e
Incorrect
setting
of
Needle.
Reset
Needle.
Loose
Presser
Foot.
Reset
Presser
Foot.
Incorrect
Thread
Tension(s).
Reset
Thread
Tension(s).
ering
Bent
or
blunt
Needle.
Insert
new
Needle.
Differential
feed
is
set
incorrectly.
Set
it
at
less
than
1.
n
Differential
feed
is
set
incorrectly.
Set
it
at
1
or
at
more than
1.
en
g
for
knitted
fabrics.
Incorrect
size
Needle.
Re-thread
Machine.
in
Improper
Threading.
Choose
correct
size
Needle
for
g
Thread
and
Fabric.
es
Bent
or
blunt
Needle.
Insert
new
Needle.
Incorrect
setting
of
Needle.
Reset
Needle.
Improper
Threading.
Re-thread
Machine.
Bent
needle.
Insert
new
Needle.
king
Thread
Tension(s)
too
tight.
Reset
Thread
Tension(s).
ads
Incorrect
setting
of
Needle.
Reset
Needle.
Thread
Spool
tangled.
Reset
Spool
properly.
Thread
Guide
Pole
not
extended.
Fully
extend
Guide
Pole.