Perf O Rm An Ce Ch Eck L Ist - JUKI HZL-G Serie Manual De Instrucciones

Perf o rm an ce ch eck l ist

sewing di ficulties occur, ma e sure the instructions are correctly ollowed.
If a prob lem still ex ists, the reminders b elow may help solve it.
Case
he machine stops
sewing suddenly .
(This is in case y ou can
turn hand wheel b y
hand.)
Sewing machine stops
while sewing. (Hand
wheel is heavy to turn.)
Sewing machine stops
af ter sewing some
stitches.
he machine will not
work even when started.
he machine will not wor
even when start/stop
b utton is pressed.
(This is in case sewing
light is still on.)
eedle rea s.
oud noise and/or een
noise while sewing.
achine ails to eed
f ab rics.
107
Cause (Reason)
he machine sews at slow speed
continuously .
(The machine has a mechanism to
automatically cut of f the power to prevent
the motor f rom overheating.)
the thread gets tangled and/or the
needle is b ent, motor will lock and saf ety
mechanism work s instantly and the
sewing machine will stop sewing.
n case o relati ely low room temperature
and/or thread tangling, or in case the
motor got ex cess load, the saf ety
mechanism work s and the sewing
machine stops so that the machine will
not get hot.
resser oot is in up position.
he needle hits presser oot due to an
installation of incorrect presser f oot.
he needle ell into the hoo area and
tried to start.
hic material is sewn with a thin needle.
he needle is not inserted ully.
he needle setscrew is not securely
tightened.
he wrong presser oot is used or a
certain pattern.
int or dust has accumulated in the
f eed dog.
int or dust has accumulated in the hoo .
he stitch length is set at 0 .
So t a rics such as towels are eing
sewn.
he machine is set in drop eed
condition. (the drop f eed k nob is on the
right side)
Solution
urn o the power and wait or a
while (ab out 10 minutes). The saf ety
mechanism will b e reset and the
machine will return to normal.
et rid o cause(s) o thread tangling.
hec i the needle is ent or not.
* Turn of f the power b ef ore check ing
the needle.
ea e the sewing machine in the
room so that the sewing machine
adapts itself to the room temperature.
et rid o cause(s) o thread tangling.
ower the presser oot and start to
sew.
se the appropriate presser oot
to the selected stitch pattern.
emo e the needle rom the hoo
area.
hec the com ination o a ric,
thread and needle.
hec the installation o needle.
Securely tighten the needle
setscrew.
hec the com ination o stitch
pattern and presser f oot to b e used.
lean the eed dog area.
lean the hoo area.
When the stitch pattern is
reselected, the machine goes b ack
to the def ault setting.
Set the stitch length to 3 5.
Set the drop eed no to le t side.
Ref er-
ence
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108