80
No
Foot controller is not
used correctly.
MACHINE IS
NOISY OR SLOW
MACHINE DOES
NOT START
CONTACT YOUR LOCAL SERVICE CENTER
FABRIC DOES
NOT FEED
PROPERLY
No
Stitch Length Dial is
set at no feeding.
("0")
No
No
Lint is clinging to the
bottom of the needle
plate.
Power supply plug is
removed from outlet.
No
The combination of
needle size/thread
size/fabric is
incorrect.
No
Main power switch
is turned off.
No
Inferior needle is
used.
No
The bobbin winder
shaft is slid to the
right.
No
Thread is tangled.
No
The buttonhole lever
is pushed toward
the back of the
machine.
NEEDLE
BREAKS
No
Needle is not
correctly inserted.
No
Inferior needle is
used.
No
The combination of
needle size/thread
size/fabric is
incorrect.
No
Fabric is pulled
excessively. Let the
feed dogs move the
fabric. Do not pull
the fabric.